56345658 has 16 divisors (see below), whose sum is σ = 113079456. Its totient is φ = 18717200.

The previous prime is 56345647. The next prime is 56345669. The reversal of 56345658 is 85654365.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (56345647) and next prime (56345669).

It is a super-3 number, since 3×56345658³ (a number of 24 digits) contains 333 as substring.

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

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14268 + ... + 17783.

It is an arithmetic number, because the mean of its divisors is an integer number (7067466).

Almost surely, 2^56345658 is an apocalyptic number.

56345658 is an abundant number, since it is smaller than the sum of its proper divisors (56733798).

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

56345658 is a wasteful number, since it uses less digits than its factorization.

56345658 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32349.

The product of its digits is 432000, while the sum is 42.

The square root of 56345658 is about 7506.3744910576. The cubic root of 56345658 is about 383.3717891267.

The spelling of 56345658 in words is "fifty-six million, three hundred forty-five thousand, six hundred fifty-eight".