56627740 has 48 divisors (see below), whose sum is σ = 128616768. Its totient is φ = 20818944.

The previous prime is 56627707. The next prime is 56627761. The reversal of 56627740 is 4772665.

It is a self number, because there is not a number n which added to its sum of digits gives 56627740.

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, 112329 + ... + 112831.

It is an arithmetic number, because the mean of its divisors is an integer number (2679516).

Almost surely, 2^56627740 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 56627740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64308384).

56627740 is an abundant number, since it is smaller than the sum of its proper divisors (71989028).

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

56627740 is a wasteful number, since it uses less digits than its factorization.

56627740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 958 (or 956 counting only the distinct ones).

The product of its (nonzero) digits is 70560, while the sum is 37.

The square root of 56627740 is about 7525.1405302493. The cubic root of 56627740 is about 384.0104796764.

The spelling of 56627740 in words is "fifty-six million, six hundred twenty-seven thousand, seven hundred forty".