90037216 has 12 divisors (see below), whose sum is σ = 177260832. Its totient is φ = 45018592.

The previous prime is 90037153. The next prime is 90037229. The reversal of 90037216 is 61273009.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1406800 + ... + 1406863.

It is an arithmetic number, because the mean of its divisors is an integer number (14771736).

Almost surely, 2^90037216 is an apocalyptic number.

It is an amenable number.

90037216 is a deficient number, since it is larger than the sum of its proper divisors (87223616).

90037216 is a wasteful number, since it uses less digits than its factorization.

90037216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2813673 (or 2813665 counting only the distinct ones).

The product of its (nonzero) digits is 2268, while the sum is 28.

The square root of 90037216 is about 9488.7942331995. The cubic root of 90037216 is about 448.2022364986.

The spelling of 90037216 in words is "ninety million, thirty-seven thousand, two hundred sixteen".