201056730 has 32 divisors (see below), whose sum is σ = 551470464. Its totient is φ = 45955776.

The previous prime is 201056729. The next prime is 201056753. The reversal of 201056730 is 37650102.

It is a self number, because there is not a number n which added to its sum of digits gives 201056730.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 478497 + ... + 478916.

It is an arithmetic number, because the mean of its divisors is an integer number (17233452).

Almost surely, 2^201056730 is an apocalyptic number.

201056730 is an abundant number, since it is smaller than the sum of its proper divisors (350413734).

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

201056730 is a wasteful number, since it uses less digits than its factorization.

201056730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 957430.

The product of its (nonzero) digits is 1260, while the sum is 24.

The square root of 201056730 is about 14179.4474504474. The cubic root of 201056730 is about 585.8317047106.

The spelling of 201056730 in words is "two hundred one million, fifty-six thousand, seven hundred thirty".