712020616 has 8 divisors (see below), whose sum is σ = 1335038670. Its totient is φ = 356010304.

The previous prime is 712020613. The next prime is 712020629. The reversal of 712020616 is 616020217.

It can be written as a sum of positive squares in only one way, i.e., 531118116 + 180902500 = 23046^2 + 13450^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (712020613) by changing a digit.

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 as a sum of consecutive naturals, namely, 44501281 + ... + 44501296.

Almost surely, 2^712020616 is an apocalyptic number.

It is an amenable number.

712020616 is a deficient number, since it is larger than the sum of its proper divisors (623018054).

712020616 is a wasteful number, since it uses less digits than its factorization.

712020616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89002583 (or 89002579 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 25.

The square root of 712020616 is about 26683.7144340888. The cubic root of 712020616 is about 892.9576374967.

The spelling of 712020616 in words is "seven hundred twelve million, twenty thousand, six hundred sixteen".