39434810724 has 81 divisors (see below), whose sum is σ = 104277358003. Its totient is φ = 12564680304.

The previous prime is 39434810719. The next prime is 39434810761. The reversal of 39434810724 is 42701843493.

The square root of 39434810724 is 198582.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 39434810724.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 27403597 + ... + 27405035.

Almost surely, 2^39434810724 is an apocalyptic number.

39434810724 is the 198582-nd square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 39434810724

39434810724 is an abundant number, since it is smaller than the sum of its proper divisors (64842547279).

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

39434810724 is a wasteful number, since it uses less digits than its factorization.

39434810724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2934 (or 1467 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 45.

The spelling of 39434810724 in words is "thirty-nine billion, four hundred thirty-four million, eight hundred ten thousand, seven hundred twenty-four".