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554249497 = 2048327059
BaseRepresentation
bin100001000010010…
…010110100011001
31102121220210101011
4201002102310121
52113341440442
6130555253521
716510020514
oct4102226431
91377823334
10554249497
1126494a93a
1213574a2a1
138aa9a7a9
1453877d7b
15339d2117
hex21092d19

554249497 has 4 divisors (see below), whose sum is σ = 554297040. Its totient is φ = 554201956.

The previous prime is 554249473. The next prime is 554249539. The reversal of 554249497 is 794942455.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 554249497 - 227 = 420031769 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 554249497.

It is not an unprimeable number, because it can be changed into a prime (554249197) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6954 + ... + 34012.

It is an arithmetic number, because the mean of its divisors is an integer number (138574260).

Almost surely, 2554249497 is an apocalyptic number.

It is an amenable number.

554249497 is a deficient number, since it is larger than the sum of its proper divisors (47543).

554249497 is a wasteful number, since it uses less digits than its factorization.

554249497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47542.

The product of its digits is 1814400, while the sum is 49.

The square root of 554249497 is about 23542.5040511837. The cubic root of 554249497 is about 821.4259824868.

The spelling of 554249497 in words is "five hundred fifty-four million, two hundred forty-nine thousand, four hundred ninety-seven".

Divisors: 1 20483 27059 554249497