90526977 has 12 divisors (see below), whose sum is σ = 135604560. Its totient is φ = 60351156.

The previous prime is 90526939. The next prime is 90526979. The reversal of 90526977 is 77962509.

It is not a de Polignac number, because 90526977 - 2¹⁴ = 90510593 is a prime.

It is not an unprimeable number, because it can be changed into a prime (90526979) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 186027 + ... + 186512.

It is an arithmetic number, because the mean of its divisors is an integer number (11300380).

Almost surely, 2^90526977 is an apocalyptic number.

It is an amenable number.

90526977 is a deficient number, since it is larger than the sum of its proper divisors (45077583).

90526977 is an equidigital number, since it uses as much as digits as its factorization.

90526977 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 372554 (or 372542 counting only the distinct ones).

The product of its (nonzero) digits is 238140, while the sum is 45.

The square root of 90526977 is about 9514.5665692138. The cubic root of 90526977 is about 449.0134386845.

The spelling of 90526977 in words is "ninety million, five hundred twenty-six thousand, nine hundred seventy-seven".