201056790 has 64 divisors (see below), whose sum is σ = 557383680. Its totient is φ = 45872640.

The previous prime is 201056783. The next prime is 201056813. The reversal of 201056790 is 97650102.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12310 + ... + 23529.

It is an arithmetic number, because the mean of its divisors is an integer number (8709120).

Almost surely, 2^201056790 is an apocalyptic number.

201056790 is an abundant number, since it is smaller than the sum of its proper divisors (356326890).

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

201056790 is a wasteful number, since it uses less digits than its factorization.

201056790 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35877.

The product of its (nonzero) digits is 3780, while the sum is 30.

The square root of 201056790 is about 14179.4495661856. The cubic root of 201056790 is about 585.8317629859.

The spelling of 201056790 in words is "two hundred one million, fifty-six thousand, seven hundred ninety".