712043136 has 160 divisors (see below), whose sum is σ = 2421994080. Its totient is φ = 203420160.

The previous prime is 712043089. The next prime is 712043159. The reversal of 712043136 is 631340217.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 67671 + ... + 77481.

It is an arithmetic number, because the mean of its divisors is an integer number (15137463).

Almost surely, 2^712043136 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 712043136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1210997040).

712043136 is an abundant number, since it is smaller than the sum of its proper divisors (1709950944).

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

712043136 is an equidigital number, since it uses as much as digits as its factorization.

712043136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9844 (or 9823 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 27.

The square root of 712043136 is about 26684.1364109840. The cubic root of 712043136 is about 892.9670516408.

The spelling of 712043136 in words is "seven hundred twelve million, forty-three thousand, one hundred thirty-six".