56146650 has 72 divisors (see below), whose sum is σ = 161998560. Its totient is φ = 12831840.

The previous prime is 56146637. The next prime is 56146661. The reversal of 56146650 is 5664165.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 3531 + ... + 11169.

It is an arithmetic number, because the mean of its divisors is an integer number (2249980).

Almost surely, 2^56146650 is an apocalyptic number.

56146650 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 56146650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (80999280).

56146650 is an abundant number, since it is smaller than the sum of its proper divisors (105851910).

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

56146650 is a wasteful number, since it uses less digits than its factorization.

56146650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7668 (or 7656 counting only the distinct ones).

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

The square root of 56146650 is about 7493.1068322826. The cubic root of 56146650 is about 382.9199113558.

The spelling of 56146650 in words is "fifty-six million, one hundred forty-six thousand, six hundred fifty".