712078344 has 64 divisors (see below), whose sum is σ = 2064009600. Its totient is φ = 227037888.

The previous prime is 712078327. The next prime is 712078363. The reversal of 712078344 is 443870217.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 712078299 and 712078308.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66699 + ... + 76634.

It is an arithmetic number, because the mean of its divisors is an integer number (32250150).

Almost surely, 2^712078344 is an apocalyptic number.

It is an amenable number.

712078344 is an abundant number, since it is smaller than the sum of its proper divisors (1351931256).

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

712078344 is a wasteful number, since it uses less digits than its factorization.

712078344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143371 (or 143361 counting only the distinct ones).

The product of its (nonzero) digits is 37632, while the sum is 36.

The square root of 712078344 is about 26684.7961206377. The cubic root of 712078344 is about 892.9817694129.

The spelling of 712078344 in words is "seven hundred twelve million, seventy-eight thousand, three hundred forty-four".