749344994 has 8 divisors (see below), whose sum is σ = 1124137308. Its totient is φ = 374632560.

The previous prime is 749344993. The next prime is 749344997. The reversal of 749344994 is 499443947.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 712195969 + 37149025 = 26687^2 + 6095^2 .

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (749344993) 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, 17684 + ... + 42560.

Almost surely, 2^749344994 is an apocalyptic number.

749344994 is a deficient number, since it is larger than the sum of its proper divisors (374792314).

749344994 is a wasteful number, since it uses less digits than its factorization.

749344994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39940.

The product of its digits is 3919104, while the sum is 53.

The square root of 749344994 is about 27374.1665443900. The cubic root of 749344994 is about 908.2957249605.

The spelling of 749344994 in words is "seven hundred forty-nine million, three hundred forty-four thousand, nine hundred ninety-four".