90894704 has 20 divisors (see below), whose sum is σ = 180405120. Its totient is φ = 44338560.

The previous prime is 90894691. The next prime is 90894731. The reversal of 90894704 is 40749809.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68624 + ... + 69935.

It is an arithmetic number, because the mean of its divisors is an integer number (9020256).

Almost surely, 2^90894704 is an apocalyptic number.

It is an amenable number.

90894704 is a deficient number, since it is larger than the sum of its proper divisors (89510416).

90894704 is a wasteful number, since it uses less digits than its factorization.

90894704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138608 (or 138602 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 41.

The square root of 90894704 is about 9533.8714067267. The cubic root of 90894704 is about 449.6205921344.

The spelling of 90894704 in words is "ninety million, eight hundred ninety-four thousand, seven hundred four".