90012162 has 8 divisors (see below), whose sum is σ = 180024336. Its totient is φ = 30004052.

The previous prime is 90012107. The next prime is 90012163. The reversal of 90012162 is 26121009.

It is a sphenic number, since it is the product of 3 distinct primes.

90012162 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (90012163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7501008 + ... + 7501019.

It is an arithmetic number, because the mean of its divisors is an integer number (22503042).

Almost surely, 2^90012162 is an apocalyptic number.

90012162 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

90012162 is a wasteful number, since it uses less digits than its factorization.

90012162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15002032.

The product of its (nonzero) digits is 216, while the sum is 21.

The square root of 90012162 is about 9487.4739525334. The cubic root of 90012162 is about 448.1606599852.

The spelling of 90012162 in words is "ninety million, twelve thousand, one hundred sixty-two".