90027252 has 144 divisors (see below), whose sum is σ = 273960960. Its totient is φ = 24385536.

The previous prime is 90027247. The next prime is 90027271. The reversal of 90027252 is 25272009.

It is a happy number.

It is a super-2 number, since 2×90027252² = 16209812205343008, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 708813 + ... + 708939.

Almost surely, 2^90027252 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 90027252, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (136980480).

90027252 is an abundant number, since it is smaller than the sum of its proper divisors (183933708).

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

90027252 is a wasteful number, since it uses less digits than its factorization.

90027252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270 (or 265 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 27.

The square root of 90027252 is about 9488.2691783064. The cubic root of 90027252 is about 448.1857024029.

The spelling of 90027252 in words is "ninety million, twenty-seven thousand, two hundred fifty-two".