94289640 has 64 divisors (see below), whose sum is σ = 283772160. Its totient is φ = 25063680.

The previous prime is 94289639. The next prime is 94289651. The reversal of 94289640 is 4698249.

It is a super-2 number, since 2×94289640² = 17781072422659200, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 94289592 and 94289601.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42970 + ... + 45110.

It is an arithmetic number, because the mean of its divisors is an integer number (4433940).

Almost surely, 2^94289640 is an apocalyptic number.

It is an amenable number.

94289640 is an abundant number, since it is smaller than the sum of its proper divisors (189482520).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

94289640 is a wasteful number, since it uses less digits than its factorization.

94289640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2522 (or 2518 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 42.

The square root of 94289640 is about 9710.2852687241. The cubic root of 94289640 is about 455.1501175156.

The spelling of 94289640 in words is "ninety-four million, two hundred eighty-nine thousand, six hundred forty".