90076155 has 24 divisors (see below), whose sum is σ = 156065328. Its totient is φ = 44343936.

The previous prime is 90076153. The next prime is 90076159. The reversal of 90076155 is 55167009.

It is not a de Polignac number, because 90076155 - 2¹ = 90076153 is a prime.

It is a super-2 number, since 2×90076155² = 16227427399168050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (90076153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15232 + ... + 20301.

It is an arithmetic number, because the mean of its divisors is an integer number (6502722).

Almost surely, 2^90076155 is an apocalyptic number.

90076155 is a deficient number, since it is larger than the sum of its proper divisors (65989173).

90076155 is a wasteful number, since it uses less digits than its factorization.

90076155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35567 (or 35554 counting only the distinct ones).

The product of its (nonzero) digits is 9450, while the sum is 33.

The square root of 90076155 is about 9490.8458527151. The cubic root of 90076155 is about 448.2668395310.

The spelling of 90076155 in words is "ninety million, seventy-six thousand, one hundred fifty-five".