712071636 has 24 divisors (see below), whose sum is σ = 1664436480. Its totient is φ = 236937792.

The previous prime is 712071629. The next prime is 712071637. The reversal of 712071636 is 636170217.

712071636 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 712071597 and 712071606.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (712071637) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45316 + ... + 58971.

It is an arithmetic number, because the mean of its divisors is an integer number (69351520).

Almost surely, 2^712071636 is an apocalyptic number.

It is an amenable number.

712071636 is an abundant number, since it is smaller than the sum of its proper divisors (952364844).

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

712071636 is a wasteful number, since it uses less digits than its factorization.

712071636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104863 (or 104861 counting only the distinct ones).

The product of its (nonzero) digits is 10584, while the sum is 33.

The square root of 712071636 is about 26684.6704307923. The cubic root of 712071636 is about 892.9789653485.

The spelling of 712071636 in words is "seven hundred twelve million, seventy-one thousand, six hundred thirty-six".