57481456 has 10 divisors (see below), whose sum is σ = 111370352. Its totient is φ = 28740720.

The previous prime is 57481453. The next prime is 57481469. The reversal of 57481456 is 65418475.

57481456 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57481453) by changing a digit.

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, 1796280 + ... + 1796311.

Almost surely, 2^57481456 is an apocalyptic number.

It is an amenable number.

57481456 is a deficient number, since it is larger than the sum of its proper divisors (53888896).

57481456 is a wasteful number, since it uses less digits than its factorization.

57481456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3592599 (or 3592593 counting only the distinct ones).

The product of its digits is 134400, while the sum is 40.

The square root of 57481456 is about 7581.6525902998. The cubic root of 57481456 is about 385.9306344433.

The spelling of 57481456 in words is "fifty-seven million, four hundred eighty-one thousand, four hundred fifty-six".