72706702 has 16 divisors (see below), whose sum is σ = 113434560. Its totient is φ = 34920288.

The previous prime is 72706691. The next prime is 72706721. The reversal of 72706702 is 20760727.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 373 + ... + 12064.

It is an arithmetic number, because the mean of its divisors is an integer number (7089660).

Almost surely, 2^72706702 is an apocalyptic number.

72706702 is a deficient number, since it is larger than the sum of its proper divisors (40727858).

72706702 is a wasteful number, since it uses less digits than its factorization.

72706702 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12555.

The product of its (nonzero) digits is 8232, while the sum is 31.

The square root of 72706702 is about 8526.8225031368. The cubic root of 72706702 is about 417.3734460509.

The spelling of 72706702 in words is "seventy-two million, seven hundred six thousand, seven hundred two".