90085610 has 16 divisors (see below), whose sum is σ = 166109832. Its totient is φ = 35155200.

The previous prime is 90085603. The next prime is 90085643. The reversal of 90085610 is 1658009.

It can be written as a sum of positive squares in 4 ways, for example, as 36517849 + 53567761 = 6043^2 + 7319^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 109451 + ... + 110270.

Almost surely, 2^90085610 is an apocalyptic number.

90085610 is a deficient number, since it is larger than the sum of its proper divisors (76024222).

90085610 is a wasteful number, since it uses less digits than its factorization.

90085610 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219769.

The product of its (nonzero) digits is 2160, while the sum is 29.

The square root of 90085610 is about 9491.3439512010. The cubic root of 90085610 is about 448.2825233513.

The spelling of 90085610 in words is "ninety million, eighty-five thousand, six hundred ten".