90951212 has 12 divisors (see below), whose sum is σ = 173634216. Its totient is φ = 41341440.

The previous prime is 90951193. The next prime is 90951247. The reversal of 90951212 is 21215909.

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1033493 + ... + 1033580.

It is an arithmetic number, because the mean of its divisors is an integer number (14469518).

Almost surely, 2^90951212 is an apocalyptic number.

It is an amenable number.

90951212 is a deficient number, since it is larger than the sum of its proper divisors (82683004).

90951212 is a wasteful number, since it uses less digits than its factorization.

90951212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2067088 (or 2067086 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 29.

The square root of 90951212 is about 9536.8344852996. The cubic root of 90951212 is about 449.7137471663.

The spelling of 90951212 in words is "ninety million, nine hundred fifty-one thousand, two hundred twelve".