56651298 has 32 divisors (see below), whose sum is σ = 124891200. Its totient is φ = 16988160.

The previous prime is 56651279. The next prime is 56651317. The reversal of 56651298 is 89215665.

It is an interprime number because it is at equal distance from previous prime (56651279) and next prime (56651317).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1978 + ... + 10826.

It is an arithmetic number, because the mean of its divisors is an integer number (3902850).

Almost surely, 2^56651298 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 56651298, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (62445600).

56651298 is an abundant number, since it is smaller than the sum of its proper divisors (68239902).

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

56651298 is a wasteful number, since it uses less digits than its factorization.

56651298 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8962.

The product of its digits is 129600, while the sum is 42.

The square root of 56651298 is about 7526.7056538701. The cubic root of 56651298 is about 384.0637236911.

The spelling of 56651298 in words is "fifty-six million, six hundred fifty-one thousand, two hundred ninety-eight".