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5580997 = 14273911
BaseRepresentation
bin10101010010100011000101
3101111112200121
4111102203011
52412042442
6315341541
765303062
oct25224305
911445617
105580997
1131720a4
121a518b1
131205386
14a53c69
15753967
hex5528c5

5580997 has 4 divisors (see below), whose sum is σ = 5586336. Its totient is φ = 5575660.

The previous prime is 5580979. The next prime is 5581001. The reversal of 5580997 is 7990855.

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, and also an emirpimes, since its reverse is a distinct semiprime: 7990855 = 51598171.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-5580997 is a prime.

It is a super-2 number, since 2×55809972 = 62295055028018, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5580907) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 529 + ... + 3382.

It is an arithmetic number, because the mean of its divisors is an integer number (1396584).

Almost surely, 25580997 is an apocalyptic number.

It is an amenable number.

5580997 is a deficient number, since it is larger than the sum of its proper divisors (5339).

5580997 is a wasteful number, since it uses less digits than its factorization.

5580997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5338.

The product of its (nonzero) digits is 113400, while the sum is 43.

The square root of 5580997 is about 2362.4133846556. The cubic root of 5580997 is about 177.3797055724.

The spelling of 5580997 in words is "five million, five hundred eighty thousand, nine hundred ninety-seven".

Divisors: 1 1427 3911 5580997