745075 has 6 divisors (see below), whose sum is σ = 923924. Its totient is φ = 596040.

The previous prime is 745067. The next prime is 745103. The reversal of 745075 is 570547.

It is not a de Polignac number, because 745075 - 2³ = 745067 is a prime.

It is a Duffinian 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 5 ways as a sum of consecutive naturals, for example, 14877 + ... + 14926.

2⁷⁴⁵⁰⁷⁵ is an apocalyptic number.

745075 is a deficient number, since it is larger than the sum of its proper divisors (178849).

745075 is a wasteful number, since it uses less digits than its factorization.

745075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29813 (or 29808 counting only the distinct ones).

The product of its (nonzero) digits is 4900, while the sum is 28.

The square root of 745075 is about 863.1772703217. The cubic root of 745075 is about 90.6567189802.

The spelling of 745075 in words is "seven hundred forty-five thousand, seventy-five".