94239840 has 96 divisors (see below), whose sum is σ = 314344800. Its totient is φ = 23650304.

The previous prime is 94239839. The next prime is 94239863. The reversal of 94239840 is 4893249.

It is a tau number, because it is divible by the number of its divisors (96).

It is a super-2 number, since 2×94239840² = 17762294886451200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2386 + ... + 13934.

It is an arithmetic number, because the mean of its divisors is an integer number (3274425).

Almost surely, 2^94239840 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 94239840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (157172400).

94239840 is an abundant number, since it is smaller than the sum of its proper divisors (220104960).

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

94239840 is a wasteful number, since it uses less digits than its factorization.

94239840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11584 (or 11576 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 39.

The square root of 94239840 is about 9707.7206387493. The cubic root of 94239840 is about 455.0699727350.

The spelling of 94239840 in words is "ninety-four million, two hundred thirty-nine thousand, eight hundred forty".