745279256 has 32 divisors (see below), whose sum is σ = 1474302000. Its totient is φ = 352221696.

The previous prime is 745279247. The next prime is 745279279. The reversal of 745279256 is 652972547.

It is a hoax number, since the sum of its digits (47) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 745279256.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 64100 + ... + 74828.

Almost surely, 2^745279256 is an apocalyptic number.

745279256 is a gapful number since it is divisible by the number (76) formed by its first and last digit.

It is an amenable number.

745279256 is a deficient number, since it is larger than the sum of its proper divisors (729022744).

745279256 is a wasteful number, since it uses less digits than its factorization.

745279256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11211 (or 11207 counting only the distinct ones).

The product of its digits is 1058400, while the sum is 47.

The square root of 745279256 is about 27299.8032227340. The cubic root of 745279256 is about 906.6500248051.

The spelling of 745279256 in words is "seven hundred forty-five million, two hundred seventy-nine thousand, two hundred fifty-six".