90965190 has 32 divisors (see below), whose sum is σ = 218845440. Its totient is φ = 24198624.

The previous prime is 90965159. The next prime is 90965201. The reversal of 90965190 is 9156909.

It is a super-2 number, since 2×90965190² = 16549331583472200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9717 + ... + 16623.

It is an arithmetic number, because the mean of its divisors is an integer number (6838920).

Almost surely, 2^90965190 is an apocalyptic number.

90965190 is an abundant number, since it is smaller than the sum of its proper divisors (127880250).

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

90965190 is a wasteful number, since it uses less digits than its factorization.

90965190 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7356.

The product of its (nonzero) digits is 21870, while the sum is 39.

The square root of 90965190 is about 9537.5672998936. The cubic root of 90965190 is about 449.7367843405.

The spelling of 90965190 in words is "ninety million, nine hundred sixty-five thousand, one hundred ninety".