712762222 has 4 divisors (see below), whose sum is σ = 1069143336. Its totient is φ = 356381110.

The previous prime is 712762177. The next prime is 712762231. The reversal of 712762222 is 222267217.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 222267217 = 8467 ⋅26251.

It is a super-2 number, since 2×712762222² = 1016059970220754568, which contains 22 as substring.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 178190554 + ... + 178190557.

It is an arithmetic number, because the mean of its divisors is an integer number (267285834).

Almost surely, 2^712762222 is an apocalyptic number.

712762222 is a deficient number, since it is larger than the sum of its proper divisors (356381114).

712762222 is a wasteful number, since it uses less digits than its factorization.

712762222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 356381113.

The product of its digits is 9408, while the sum is 31.

The square root of 712762222 is about 26697.6070463253. The cubic root of 712762222 is about 893.2675503217.

The spelling of 712762222 in words is "seven hundred twelve million, seven hundred sixty-two thousand, two hundred twenty-two".