900364521 has 16 divisors (see below), whose sum is σ = 1372540928. Its totient is φ = 514285200.

The previous prime is 900364519. The next prime is 900364541. The reversal of 900364521 is 125463009.

It is not a de Polignac number, because 900364521 - 2¹ = 900364519 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (900364511) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 55176 + ... + 69606.

It is an arithmetic number, because the mean of its divisors is an integer number (85783808).

Almost surely, 2^900364521 is an apocalyptic number.

It is an amenable number.

900364521 is a deficient number, since it is larger than the sum of its proper divisors (472176407).

900364521 is a wasteful number, since it uses less digits than its factorization.

900364521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17412.

The product of its (nonzero) digits is 6480, while the sum is 30.

The square root of 900364521 is about 30006.0747349599. The cubic root of 900364521 is about 965.6197155878.

The spelling of 900364521 in words is "nine hundred million, three hundred sixty-four thousand, five hundred twenty-one".