90490162 has 12 divisors (see below), whose sum is σ = 157896270. Its totient is φ = 38781456.

The previous prime is 90490117. The next prime is 90490187. The reversal of 90490162 is 26109409.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 89699841 + 790321 = 9471^2 + 889^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 461587 + ... + 461782.

Almost surely, 2^90490162 is an apocalyptic number.

90490162 is a deficient number, since it is larger than the sum of its proper divisors (67406108).

90490162 is a wasteful number, since it uses less digits than its factorization.

90490162 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 923385 (or 923378 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 31.

The square root of 90490162 is about 9512.6317073668. The cubic root of 90490162 is about 448.9525630147.

The spelling of 90490162 in words is "ninety million, four hundred ninety thousand, one hundred sixty-two".