39994596 has 54 divisors (see below), whose sum is σ = 104783042. Its totient is φ = 12862080.

The previous prime is 39994573. The next prime is 39994613. The reversal of 39994596 is 69549993.

It can be written as a sum of positive squares in 3 ways, for example, as 15492096 + 24502500 = 3936^2 + 4950^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 29616 + ... + 30936.

Almost surely, 2^39994596 is an apocalyptic number.

39994596 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 39994596, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (52391521).

39994596 is an abundant number, since it is smaller than the sum of its proper divisors (64788446).

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

39994596 is a wasteful number, since it uses less digits than its factorization.

39994596 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1389 (or 1355 counting only the distinct ones).

The product of its digits is 2361960, while the sum is 54.

The square root of 39994596 is about 6324.1280821944. The cubic root of 39994596 is about 341.9797874584.

The spelling of 39994596 in words is "thirty-nine million, nine hundred ninety-four thousand, five hundred ninety-six".