94290521 has 16 divisors (see below), whose sum is σ = 107419200. Its totient is φ = 82047168.

The previous prime is 94290509. The next prime is 94290533. The reversal of 94290521 is 12509249.

It is an interprime number because it is at equal distance from previous prime (94290509) and next prime (94290533).

It is not a de Polignac number, because 94290521 - 2⁶ = 94290457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (94290221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55730 + ... + 57396.

It is an arithmetic number, because the mean of its divisors is an integer number (6713700).

Almost surely, 2^94290521 is an apocalyptic number.

It is an amenable number.

94290521 is a deficient number, since it is larger than the sum of its proper divisors (13128679).

94290521 is a wasteful number, since it uses less digits than its factorization.

94290521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1928.

The product of its (nonzero) digits is 6480, while the sum is 32.

The square root of 94290521 is about 9710.3306328878. The cubic root of 94290521 is about 455.1515350838.

The spelling of 94290521 in words is "ninety-four million, two hundred ninety thousand, five hundred twenty-one".