743629312 has 40 divisors (see below), whose sum is σ = 1491177996. Its totient is φ = 370470912.

The previous prime is 743629279. The next prime is 743629387. The reversal of 743629312 is 213926347.

It can be written as a sum of positive squares in 2 ways, for example, as 592240896 + 151388416 = 24336^2 + 12304^2 .

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, 147538 + ... + 152494.

Almost surely, 2^743629312 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 743629312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (745588998).

743629312 is an abundant number, since it is smaller than the sum of its proper divisors (747548684).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

743629312 is an equidigital number, since it uses as much as digits as its factorization.

743629312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5268 (or 5252 counting only the distinct ones).

The product of its digits is 54432, while the sum is 37.

The square root of 743629312 is about 27269.5675066547. The cubic root of 743629312 is about 905.9804650230.

The spelling of 743629312 in words is "seven hundred forty-three million, six hundred twenty-nine thousand, three hundred twelve".