712268506 has 4 divisors (see below), whose sum is σ = 1068402762. Its totient is φ = 356134252.

The previous prime is 712268483. The next prime is 712268593. The reversal of 712268506 is 605862217.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 605862217 = 43 ⋅14089819.

It can be written as a sum of positive squares in only one way, i.e., 680740281 + 31528225 = 26091^2 + 5615^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 178067125 + ... + 178067128.

Almost surely, 2^712268506 is an apocalyptic number.

712268506 is a deficient number, since it is larger than the sum of its proper divisors (356134256).

712268506 is a wasteful number, since it uses less digits than its factorization.

712268506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 356134255.

The product of its (nonzero) digits is 40320, while the sum is 37.

The square root of 712268506 is about 26688.3589978852. The cubic root of 712268506 is about 893.0612532163.

The spelling of 712268506 in words is "seven hundred twelve million, two hundred sixty-eight thousand, five hundred six".