745304 has 16 divisors (see below), whose sum is σ = 1597200. Its totient is φ = 319392.

The previous prime is 745301. The next prime is 745307. The reversal of 745304 is 403547.

745304 = T₁₆₇ + T₁₆₈ + ... + T₂₀₈.

It is an interprime number because it is at equal distance from previous prime (745301) and next prime (745307).

It is a self number, because there is not a number n which added to its sum of digits gives 745304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (745301) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6599 + ... + 6710.

It is an arithmetic number, because the mean of its divisors is an integer number (99825).

2⁷⁴⁵³⁰⁴ is an apocalyptic number.

It is an amenable number.

745304 is an abundant number, since it is smaller than the sum of its proper divisors (851896).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

745304 is a wasteful number, since it uses less digits than its factorization.

745304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13322 (or 13318 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 23.

The square root of 745304 is about 863.3099095921. The cubic root of 745304 is about 90.6660058583. Note that the first 3 decimals are identical.

The spelling of 745304 in words is "seven hundred forty-five thousand, three hundred four".