90522707 has 8 divisors (see below), whose sum is σ = 103949760. Its totient is φ = 77961960.

The previous prime is 90522673. The next prime is 90522709. The reversal of 90522707 is 70722509.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 90522707 - 2⁸ = 90522451 is a prime.

It is not an unprimeable number, because it can be changed into a prime (90522709) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 216353 + ... + 216770.

It is an arithmetic number, because the mean of its divisors is an integer number (12993720).

Almost surely, 2^90522707 is an apocalyptic number.

90522707 is a deficient number, since it is larger than the sum of its proper divisors (13427053).

90522707 is a wasteful number, since it uses less digits than its factorization.

90522707 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 433153.

The product of its (nonzero) digits is 8820, while the sum is 32.

The square root of 90522707 is about 9514.3421737922. The cubic root of 90522707 is about 449.0063788460.

The spelling of 90522707 in words is "ninety million, five hundred twenty-two thousand, seven hundred seven".