94005521 has 4 divisors (see below), whose sum is σ = 98953200. Its totient is φ = 89057844.

The previous prime is 94005487. The next prime is 94005533. The reversal of 94005521 is 12550049.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 94005521 - 2²² = 89811217 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (94005581) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2473811 + ... + 2473848.

It is an arithmetic number, because the mean of its divisors is an integer number (24738300).

Almost surely, 2^94005521 is an apocalyptic number.

It is an amenable number.

94005521 is a deficient number, since it is larger than the sum of its proper divisors (4947679).

94005521 is a wasteful number, since it uses less digits than its factorization.

94005521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4947678.

The product of its (nonzero) digits is 1800, while the sum is 26.

The square root of 94005521 is about 9695.6444344871. The cubic root of 94005521 is about 454.6924960052.

The spelling of 94005521 in words is "ninety-four million, five thousand, five hundred twenty-one".