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554494 = 2277247
BaseRepresentation
bin10000111010111111110
31001011121211
42013113332
5120220434
615515034
74466413
oct2072776
91034554
10554494
11349666
12228a7a
13165505
1410610a
15ae464
hex875fe

554494 has 4 divisors (see below), whose sum is σ = 831744. Its totient is φ = 277246.

The previous prime is 554467. The next prime is 554503. The reversal of 554494 is 494455.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 138622 + ... + 138625.

It is an arithmetic number, because the mean of its divisors is an integer number (207936).

2554494 is an apocalyptic number.

554494 is a deficient number, since it is larger than the sum of its proper divisors (277250).

554494 is a wasteful number, since it uses less digits than its factorization.

554494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277249.

The product of its digits is 14400, while the sum is 31.

The square root of 554494 is about 744.6435388829. The cubic root of 554494 is about 82.1546753362.

The spelling of 554494 in words is "five hundred fifty-four thousand, four hundred ninety-four".

Divisors: 1 2 277247 554494