56950440 has 64 divisors (see below), whose sum is σ = 171806400. Its totient is φ = 15101952.

The previous prime is 56950433. The next prime is 56950457. The reversal of 56950440 is 4405965.

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, 21931 + ... + 24389.

It is an arithmetic number, because the mean of its divisors is an integer number (2684475).

Almost surely, 2^56950440 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 56950440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (85903200).

56950440 is an abundant number, since it is smaller than the sum of its proper divisors (114855960).

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

56950440 is a wasteful number, since it uses less digits than its factorization.

56950440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2666 (or 2662 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 33.

The square root of 56950440 is about 7546.5515303349. The cubic root of 56950440 is about 384.7385417701.

The spelling of 56950440 in words is "fifty-six million, nine hundred fifty thousand, four hundred forty".