90162366 has 16 divisors (see below), whose sum is σ = 206085504. Its totient is φ = 25760664.

The previous prime is 90162349. The next prime is 90162367. The reversal of 90162366 is 66326109.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90162367) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1073320 + ... + 1073403.

It is an arithmetic number, because the mean of its divisors is an integer number (12880344).

Almost surely, 2^90162366 is an apocalyptic number.

90162366 is an abundant number, since it is smaller than the sum of its proper divisors (115923138).

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

90162366 is a wasteful number, since it uses less digits than its factorization.

90162366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2146735.

The product of its (nonzero) digits is 11664, while the sum is 33.

The square root of 90162366 is about 9495.3865640110. The cubic root of 90162366 is about 448.4098045217.

The spelling of 90162366 in words is "ninety million, one hundred sixty-two thousand, three hundred sixty-six".