712722436 has 12 divisors (see below), whose sum is σ = 1301493312. Its totient is φ = 340867208.

The previous prime is 712722431. The next prime is 712722443. The reversal of 712722436 is 634227217.

It is not an unprimeable number, because it can be changed into a prime (712722431) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3873400 + ... + 3873583.

It is an arithmetic number, because the mean of its divisors is an integer number (108457776).

Almost surely, 2^712722436 is an apocalyptic number.

It is an amenable number.

712722436 is a deficient number, since it is larger than the sum of its proper divisors (588770876).

712722436 is a wasteful number, since it uses less digits than its factorization.

712722436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7747010 (or 7747008 counting only the distinct ones).

The product of its digits is 28224, while the sum is 34.

The square root of 712722436 is about 26696.8619129665. The cubic root of 712722436 is about 893.2509294427.

The spelling of 712722436 in words is "seven hundred twelve million, seven hundred twenty-two thousand, four hundred thirty-six".