90070196 has 12 divisors (see below), whose sum is σ = 157762500. Its totient is φ = 44995200.

The previous prime is 90070187. The next prime is 90070213. The reversal of 90070196 is 69107009.

It can be written as a sum of positive squares in 2 ways, for example, as 19678096 + 70392100 = 4436^2 + 8390^2 .

It is a super-2 number, since 2×90070196² = 16225280414956832, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4571 + ... + 14178.

It is an arithmetic number, because the mean of its divisors is an integer number (13146875).

Almost surely, 2^90070196 is an apocalyptic number.

It is an amenable number.

90070196 is a deficient number, since it is larger than the sum of its proper divisors (67692304).

90070196 is a wasteful number, since it uses less digits than its factorization.

90070196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19954 (or 19952 counting only the distinct ones).

The product of its (nonzero) digits is 3402, while the sum is 32.

The square root of 90070196 is about 9490.5319134388. The cubic root of 90070196 is about 448.2569542623.

The spelling of 90070196 in words is "ninety million, seventy thousand, one hundred ninety-six".