712542022 has 4 divisors (see below), whose sum is σ = 1068813036. Its totient is φ = 356271010.

The previous prime is 712542011. The next prime is 712542031. The reversal of 712542022 is 220245217.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×712542022² = 1015432266231696968, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 178135504 + ... + 178135507.

It is an arithmetic number, because the mean of its divisors is an integer number (267203259).

Almost surely, 2^712542022 is an apocalyptic number.

712542022 is a deficient number, since it is larger than the sum of its proper divisors (356271014).

712542022 is a wasteful number, since it uses less digits than its factorization.

712542022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 356271013.

The product of its (nonzero) digits is 2240, while the sum is 25.

The square root of 712542022 is about 26693.4827626520. The cubic root of 712542022 is about 893.1755524727.

Adding to 712542022 its reverse (220245217), we get a palindrome (932787239).

The spelling of 712542022 in words is "seven hundred twelve million, five hundred forty-two thousand, twenty-two".