745963198 has 8 divisors (see below), whose sum is σ = 1125413208. Its totient is φ = 370825464.

The previous prime is 745963189. The next prime is 745963217. The reversal of 745963198 is 891369547.

It is a happy number.

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

It is a super-2 number, since 2×745963198² = 1112922185540774408, which contains 22 as substring.

It is a congruent number.

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, 1077636 + ... + 1078327.

It is an arithmetic number, because the mean of its divisors is an integer number (140676651).

Almost surely, 2^745963198 is an apocalyptic number.

745963198 is a deficient number, since it is larger than the sum of its proper divisors (379450010).

745963198 is a wasteful number, since it uses less digits than its factorization.

745963198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2156138.

The product of its digits is 1632960, while the sum is 52.

The square root of 745963198 is about 27312.3268507097. The cubic root of 745963198 is about 906.9272839379.

The spelling of 745963198 in words is "seven hundred forty-five million, nine hundred sixty-three thousand, one hundred ninety-eight".