744405346 has 8 divisors (see below), whose sum is σ = 1117301724. Its totient is φ = 371971440.

The previous prime is 744405323. The next prime is 744405359. The reversal of 744405346 is 643504447.

It can be written as a sum of positive squares in 2 ways, for example, as 743162121 + 1243225 = 27261^2 + 1115^2 .

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, 111565 + ... + 118048.

Almost surely, 2^744405346 is an apocalyptic number.

744405346 is a deficient number, since it is larger than the sum of its proper divisors (372896378).

744405346 is a wasteful number, since it uses less digits than its factorization.

744405346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231236.

The product of its (nonzero) digits is 161280, while the sum is 37.

The square root of 744405346 is about 27283.7927348820. The cubic root of 744405346 is about 906.2955087349.

The spelling of 744405346 in words is "seven hundred forty-four million, four hundred five thousand, three hundred forty-six".