745768 has 16 divisors (see below), whose sum is σ = 1418580. Its totient is φ = 367488.

The previous prime is 745757. The next prime is 745817. The reversal of 745768 is 867547.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 736164 + 9604 = 858^2 + 98^2 .

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, 55 + ... + 1222.

2⁷⁴⁵⁷⁶⁸ is an apocalyptic number.

It is an amenable number.

745768 is a deficient number, since it is larger than the sum of its proper divisors (672812).

745768 is a wasteful number, since it uses less digits than its factorization.

745768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1356 (or 1352 counting only the distinct ones).

The product of its digits is 47040, while the sum is 37.

The square root of 745768 is about 863.5786009391. The cubic root of 745768 is about 90.6848171083.

The spelling of 745768 in words is "seven hundred forty-five thousand, seven hundred sixty-eight".