90325655 has 32 divisors (see below), whose sum is σ = 126904320. Its totient is φ = 60445440.

The previous prime is 90325643. The next prime is 90325657. The reversal of 90325655 is 55652309.

It is not a de Polignac number, because 90325655 - 2⁶ = 90325591 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90325657) 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, 333170 + ... + 333440.

It is an arithmetic number, because the mean of its divisors is an integer number (3965760).

Almost surely, 2^90325655 is an apocalyptic number.

90325655 is a deficient number, since it is larger than the sum of its proper divisors (36578665).

90325655 is a wasteful number, since it uses less digits than its factorization.

90325655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 479.

The product of its (nonzero) digits is 40500, while the sum is 35.

The square root of 90325655 is about 9503.9810079777. The cubic root of 90325655 is about 448.6803395360.

The spelling of 90325655 in words is "ninety million, three hundred twenty-five thousand, six hundred fifty-five".