54856740 has 24 divisors (see below), whose sum is σ = 153599040. Its totient is φ = 14628448.

The previous prime is 54856733. The next prime is 54856741. The reversal of 54856740 is 4765845.

It is not an unprimeable number, because it can be changed into a prime (54856741) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 457080 + ... + 457199.

It is an arithmetic number, because the mean of its divisors is an integer number (6399960).

Almost surely, 2^54856740 is an apocalyptic number.

It is an amenable number.

54856740 is an abundant number, since it is smaller than the sum of its proper divisors (98742300).

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

54856740 is a wasteful number, since it uses less digits than its factorization.

54856740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 914291 (or 914289 counting only the distinct ones).

The product of its (nonzero) digits is 134400, while the sum is 39.

The square root of 54856740 is about 7406.5336021651. The cubic root of 54856740 is about 379.9647705106.

The spelling of 54856740 in words is "fifty-four million, eight hundred fifty-six thousand, seven hundred forty".