745338994 has 8 divisors (see below), whose sum is σ = 1129078188. Its totient is φ = 368979600.

The previous prime is 745338977. The next prime is 745339027. The reversal of 745338994 is 499833547.

It can be written as a sum of positive squares in 2 ways, for example, as 661158369 + 84180625 = 25713^2 + 9175^2 .

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, 1844697 + ... + 1845100.

Almost surely, 2^745338994 is an apocalyptic number.

745338994 is a deficient number, since it is larger than the sum of its proper divisors (383739194).

745338994 is a wasteful number, since it uses less digits than its factorization.

745338994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3689900.

The product of its digits is 3265920, while the sum is 52.

The square root of 745338994 is about 27300.8973112607. The cubic root of 745338994 is about 906.6742483927.

The spelling of 745338994 in words is "seven hundred forty-five million, three hundred thirty-eight thousand, nine hundred ninety-four".