90453975 has 12 divisors (see below), whose sum is σ = 149550696. Its totient is φ = 48242080.

The previous prime is 90453967. The next prime is 90453997. The reversal of 90453975 is 57935409.

It is not a de Polignac number, because 90453975 - 2³ = 90453967 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 602952 + ... + 603101.

It is an arithmetic number, because the mean of its divisors is an integer number (12462558).

Almost surely, 2^90453975 is an apocalyptic number.

90453975 is a deficient number, since it is larger than the sum of its proper divisors (59096721).

90453975 is a wasteful number, since it uses less digits than its factorization.

90453975 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1206066 (or 1206061 counting only the distinct ones).

The product of its (nonzero) digits is 170100, while the sum is 42.

The square root of 90453975 is about 9510.7294672911. The cubic root of 90453975 is about 448.8927096850.

The spelling of 90453975 in words is "ninety million, four hundred fifty-three thousand, nine hundred seventy-five".