90555927 has 32 divisors (see below), whose sum is σ = 152807424. Its totient is φ = 46332000.

The previous prime is 90555911. The next prime is 90555931. The reversal of 90555927 is 72955509.

It is not a de Polignac number, because 90555927 - 2⁴ = 90555911 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90555947) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12552 + ... + 18402.

It is an arithmetic number, because the mean of its divisors is an integer number (4775232).

Almost surely, 2^90555927 is an apocalyptic number.

90555927 is a deficient number, since it is larger than the sum of its proper divisors (62251497).

90555927 is a wasteful number, since it uses less digits than its factorization.

90555927 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5939.

The product of its (nonzero) digits is 141750, while the sum is 42.

The square root of 90555927 is about 9516.0877990905. The cubic root of 90555927 is about 449.0612975441.

The spelling of 90555927 in words is "ninety million, five hundred fifty-five thousand, nine hundred twenty-seven".