94428661 has 8 divisors (see below), whose sum is σ = 96255360. Its totient is φ = 92614368.

The previous prime is 94428643. The next prime is 94428679. The reversal of 94428661 is 16682449.

It is an interprime number because it is at equal distance from previous prime (94428643) and next prime (94428679).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-94428661 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (94428641) by changing a digit.

It is an upside-down number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13065 + ... + 18961.

It is an arithmetic number, because the mean of its divisors is an integer number (12031920).

Almost surely, 2^94428661 is an apocalyptic number.

It is an amenable number.

94428661 is a deficient number, since it is larger than the sum of its proper divisors (1826699).

94428661 is a wasteful number, since it uses less digits than its factorization.

94428661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6203.

The product of its digits is 82944, while the sum is 40.

The square root of 94428661 is about 9717.4410726281. The cubic root of 94428661 is about 455.3736993502.

The spelling of 94428661 in words is "ninety-four million, four hundred twenty-eight thousand, six hundred sixty-one".