747143722 has 16 divisors (see below), whose sum is σ = 1209178152. Its totient is φ = 344191680.

The previous prime is 747143717. The next prime is 747143743. The reversal of 747143722 is 227341747.

It can be written as a sum of positive squares in 4 ways, for example, as 654387561 + 92756161 = 25581^2 + 9631^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12493 + ... + 40624.

Almost surely, 2^747143722 is an apocalyptic number.

747143722 is a deficient number, since it is larger than the sum of its proper divisors (462034430).

747143722 is a wasteful number, since it uses less digits than its factorization.

747143722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53673.

The product of its digits is 65856, while the sum is 37.

The square root of 747143722 is about 27333.9298674742. The cubic root of 747143722 is about 907.4054510193.

The spelling of 747143722 in words is "seven hundred forty-seven million, one hundred forty-three thousand, seven hundred twenty-two".