745304194 has 8 divisors (see below), whose sum is σ = 1119340620. Its totient is φ = 372190656.

The previous prime is 745304173. The next prime is 745304257. The reversal of 745304194 is 491403547.

It can be written as a sum of positive squares in 2 ways, for example, as 549668025 + 195636169 = 23445^2 + 13987^2 .

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, 228699 + ... + 231934.

Almost surely, 2^745304194 is an apocalyptic number.

745304194 is a deficient number, since it is larger than the sum of its proper divisors (374036426).

745304194 is a wasteful number, since it uses less digits than its factorization.

745304194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 461444.

The product of its (nonzero) digits is 60480, while the sum is 37.

The square root of 745304194 is about 27300.2599621322. The cubic root of 745304194 is about 906.6601372499.

The spelling of 745304194 in words is "seven hundred forty-five million, three hundred four thousand, one hundred ninety-four".