56176140 has 48 divisors (see below), whose sum is σ = 157667328. Its totient is φ = 14944704.

The previous prime is 56176117. The next prime is 56176147. The reversal of 56176140 is 4167165.

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 = 56176098 and 56176107.

It is not an unprimeable number, because it can be changed into a prime (56176147) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32949 + ... + 34611.

It is an arithmetic number, because the mean of its divisors is an integer number (3284736).

Almost surely, 2^56176140 is an apocalyptic number.

It is an amenable number.

56176140 is an abundant number, since it is smaller than the sum of its proper divisors (101491188).

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

56176140 is a wasteful number, since it uses less digits than its factorization.

56176140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2238 (or 2236 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 30.

The square root of 56176140 is about 7495.0743825529. The cubic root of 56176140 is about 382.9869401796.

The spelling of 56176140 in words is "fifty-six million, one hundred seventy-six thousand, one hundred forty".