54256556 has 6 divisors (see below), whose sum is σ = 94948980. Its totient is φ = 27128276.

The previous prime is 54256549. The next prime is 54256561. The reversal of 54256556 is 65565245.

It is a happy number.

It is a super-2 number, since 2×54256556² = 5887547737962272, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6782066 + ... + 6782073.

It is an arithmetic number, because the mean of its divisors is an integer number (15824830).

Almost surely, 2^54256556 is an apocalyptic number.

It is an amenable number.

54256556 is a deficient number, since it is larger than the sum of its proper divisors (40692424).

54256556 is a wasteful number, since it uses less digits than its factorization.

54256556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13564143 (or 13564141 counting only the distinct ones).

The product of its digits is 180000, while the sum is 38.

The square root of 54256556 is about 7365.9049681624. The cubic root of 54256556 is about 378.5739626405.

The spelling of 54256556 in words is "fifty-four million, two hundred fifty-six thousand, five hundred fifty-six".