90651267 has 48 divisors (see below), whose sum is σ = 155034880. Its totient is φ = 49968576.

The previous prime is 90651241. The next prime is 90651269. The reversal of 90651267 is 76215609.

It is not a de Polignac number, because 90651267 - 2⁷ = 90651139 is a prime.

It is not an unprimeable number, because it can be changed into a prime (90651269) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 295128 + ... + 295434.

Almost surely, 2^90651267 is an apocalyptic number.

90651267 is a deficient number, since it is larger than the sum of its proper divisors (64383613).

90651267 is a wasteful number, since it uses less digits than its factorization.

90651267 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 472 (or 469 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 36.

The square root of 90651267 is about 9521.0958928056. The cubic root of 90651267 is about 449.2188373437.

The spelling of 90651267 in words is "ninety million, six hundred fifty-one thousand, two hundred sixty-seven".