56505654 has 32 divisors (see below), whose sum is σ = 132956640. Its totient is φ = 17726976.

The previous prime is 56505629. The next prime is 56505661. The reversal of 56505654 is 45650565.

It is a happy number.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29859 + ... + 31694.

It is an arithmetic number, because the mean of its divisors is an integer number (4154895).

Almost surely, 2^56505654 is an apocalyptic number.

56505654 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

56505654 is an abundant number, since it is smaller than the sum of its proper divisors (76450986).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

56505654 is a wasteful number, since it uses less digits than its factorization.

56505654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61581 (or 61575 counting only the distinct ones).

The product of its (nonzero) digits is 90000, while the sum is 36.

The square root of 56505654 is about 7517.0242782633. The cubic root of 56505654 is about 383.7343132861.

The spelling of 56505654 in words is "fifty-six million, five hundred five thousand, six hundred fifty-four".