90264072 has 16 divisors (see below), whose sum is σ = 225660240. Its totient is φ = 30088016.

The previous prime is 90264071. The next prime is 90264073. The reversal of 90264072 is 27046209.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (90264071) and next prime (90264073).

It is not an unprimeable number, because it can be changed into a prime (90264071) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1880478 + ... + 1880525.

It is an arithmetic number, because the mean of its divisors is an integer number (14103765).

Almost surely, 2^90264072 is an apocalyptic number.

It is an amenable number.

90264072 is an abundant number, since it is smaller than the sum of its proper divisors (135396168).

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

90264072 is a wasteful number, since it uses less digits than its factorization.

90264072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3761012 (or 3761008 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 30.

The square root of 90264072 is about 9500.7406027109. The cubic root of 90264072 is about 448.5783479765.

The spelling of 90264072 in words is "ninety million, two hundred sixty-four thousand, seventy-two".