57416340 has 48 divisors (see below), whose sum is σ = 165957120. Its totient is φ = 14816640.

The previous prime is 57416339. The next prime is 57416353. The reversal of 57416340 is 4361475.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 57416298 and 57416307.

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, 13575 + ... + 17294.

It is an arithmetic number, because the mean of its divisors is an integer number (3457440).

Almost surely, 2^57416340 is an apocalyptic number.

It is an amenable number.

57416340 is an abundant number, since it is smaller than the sum of its proper divisors (108540780).

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

57416340 is a wasteful number, since it uses less digits than its factorization.

57416340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30912 (or 30910 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 30.

The square root of 57416340 is about 7577.3570590279. The cubic root of 57416340 is about 385.7848497198.

The spelling of 57416340 in words is "fifty-seven million, four hundred sixteen thousand, three hundred forty".