202056870 has 16 divisors (see below), whose sum is σ = 484936560. Its totient is φ = 53881824.

The previous prime is 202056859. The next prime is 202056893. The reversal of 202056870 is 78650202.

It is a Harshad number since it is a multiple of its sum of digits (30), and also a Moran number because the ratio is a prime number: 6735229 = 202056870 / (2 + 0 + 2 + 0 + 5 + 6 + 8 + 7 + 0).

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 3367585 + ... + 3367644.

It is an arithmetic number, because the mean of its divisors is an integer number (30308535).

Almost surely, 2^202056870 is an apocalyptic number.

202056870 is an abundant number, since it is smaller than the sum of its proper divisors (282879690).

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

202056870 is a wasteful number, since it uses less digits than its factorization.

202056870 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6735239.

The product of its (nonzero) digits is 6720, while the sum is 30.

The square root of 202056870 is about 14214.6709423750. The cubic root of 202056870 is about 586.8014888287.

The spelling of 202056870 in words is "two hundred two million, fifty-six thousand, eight hundred seventy".