56476140 has 96 divisors (see below), whose sum is σ = 184633344. Its totient is φ = 12629760.

The previous prime is 56476139. The next prime is 56476207. The reversal of 56476140 is 4167465.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18310 + ... + 21170.

It is an arithmetic number, because the mean of its divisors is an integer number (1923264).

Almost surely, 2^56476140 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 56476140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (92316672).

56476140 is an abundant number, since it is smaller than the sum of its proper divisors (128157204).

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

56476140 is a wasteful number, since it uses less digits than its factorization.

56476140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2927 (or 2925 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 33.

The square root of 56476140 is about 7515.0608779969. The cubic root of 56476140 is about 383.6674910235.

It can be divided in two parts, 56476 and 140, that added together give a triangular number (56616 = T₃₃₆).

The spelling of 56476140 in words is "fifty-six million, four hundred seventy-six thousand, one hundred forty".