747212722 has 8 divisors (see below), whose sum is σ = 1125757296. Its totient is φ = 371960292.

The previous prime is 747212689. The next prime is 747212749. The reversal of 747212722 is 227212747.

747212722 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 822468 + ... + 823375.

It is an arithmetic number, because the mean of its divisors is an integer number (140719662).

Almost surely, 2^747212722 is an apocalyptic number.

747212722 is a deficient number, since it is larger than the sum of its proper divisors (378544574).

747212722 is a wasteful number, since it uses less digits than its factorization.

747212722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1646072.

The product of its digits is 21952, while the sum is 34.

The square root of 747212722 is about 27335.1920059106. The cubic root of 747212722 is about 907.4333836410.

The spelling of 747212722 in words is "seven hundred forty-seven million, two hundred twelve thousand, seven hundred twenty-two".