743213372 has 12 divisors (see below), whose sum is σ = 1418861976. Its totient is φ = 337824240.

The previous prime is 743213369. The next prime is 743213377. The reversal of 743213372 is 273312347.

It is a super-2 number, since 2×743213372² = 1104732232639220768, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (743213377) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8445563 + ... + 8445650.

It is an arithmetic number, because the mean of its divisors is an integer number (118238498).

Almost surely, 2^743213372 is an apocalyptic number.

It is an amenable number.

743213372 is a deficient number, since it is larger than the sum of its proper divisors (675648604).

743213372 is a wasteful number, since it uses less digits than its factorization.

743213372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16891228 (or 16891226 counting only the distinct ones).

The product of its digits is 21168, while the sum is 32.

The square root of 743213372 is about 27261.9399896632. The cubic root of 743213372 is about 905.8115171393.

The spelling of 743213372 in words is "seven hundred forty-three million, two hundred thirteen thousand, three hundred seventy-two".