94657920 has 128 divisors (see below), whose sum is σ = 344874240. Its totient is φ = 21633024.

The previous prime is 94657897. The next prime is 94657957. The reversal of 94657920 is 2975649.

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9919 + ... + 16961.

It is an arithmetic number, because the mean of its divisors is an integer number (2694330).

Almost surely, 2^94657920 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 94657920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (172437120).

94657920 is an abundant number, since it is smaller than the sum of its proper divisors (250216320).

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

94657920 is a wasteful number, since it uses less digits than its factorization.

94657920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7072 (or 7060 counting only the distinct ones).

The product of its (nonzero) digits is 136080, while the sum is 42.

The square root of 94657920 is about 9729.2301853744. The cubic root of 94657920 is about 455.7419284574.

The spelling of 94657920 in words is "ninety-four million, six hundred fifty-seven thousand, nine hundred twenty".