90069092 has 12 divisors (see below), whose sum is σ = 157769136. Its totient is φ = 44992200.

The previous prime is 90069029. The next prime is 90069097. The reversal of 90069092 is 29096009.

It is a super-2 number, since 2×90069092² = 16224882667408928, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (90069097) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 5534 + ... + 14517.

It is an arithmetic number, because the mean of its divisors is an integer number (13147428).

Almost surely, 2^90069092 is an apocalyptic number.

It is an amenable number.

90069092 is a deficient number, since it is larger than the sum of its proper divisors (67700044).

90069092 is a wasteful number, since it uses less digits than its factorization.

90069092 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21178 (or 21176 counting only the distinct ones).

The product of its (nonzero) digits is 8748, while the sum is 35.

The square root of 90069092 is about 9490.4737500296. The cubic root of 90069092 is about 448.2551228104.

The spelling of 90069092 in words is "ninety million, sixty-nine thousand, ninety-two".