90352074 has 16 divisors (see below), whose sum is σ = 180797760. Its totient is φ = 30101760.

The previous prime is 90352061. The next prime is 90352091. The reversal of 90352074 is 47025309.

It is a super-2 number, since 2×90352074² = 16326994552202952, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 18922 + ... + 23210.

It is an arithmetic number, because the mean of its divisors is an integer number (11299860).

Almost surely, 2^90352074 is an apocalyptic number.

90352074 is an abundant number, since it is smaller than the sum of its proper divisors (90445686).

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

90352074 is a wasteful number, since it uses less digits than its factorization.

90352074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7805.

The product of its (nonzero) digits is 7560, while the sum is 30.

The square root of 90352074 is about 9505.3707976070. The cubic root of 90352074 is about 448.7240795285.

The spelling of 90352074 in words is "ninety million, three hundred fifty-two thousand, seventy-four".