94181904 has 120 divisors (see below), whose sum is σ = 283196160. Its totient is φ = 29113344.

The previous prime is 94181897. The next prime is 94181929. The reversal of 94181904 is 40918149.

It is a Harshad number since it is a multiple of its sum of digits (36).

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 23 ways as a sum of consecutive naturals, for example, 193149 + ... + 193635.

It is an arithmetic number, because the mean of its divisors is an integer number (2359968).

Almost surely, 2^94181904 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 94181904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (141598080).

94181904 is an abundant number, since it is smaller than the sum of its proper divisors (189014256).

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

94181904 is a wasteful number, since it uses less digits than its factorization.

94181904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 597 (or 588 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 36.

The square root of 94181904 is about 9704.7361633380. The cubic root of 94181904 is about 454.9766988832.

The spelling of 94181904 in words is "ninety-four million, one hundred eighty-one thousand, nine hundred four".