745402 has 16 divisors (see below), whose sum is σ = 1313280. Its totient is φ = 310608.

The previous prime is 745397. The next prime is 745471. The reversal of 745402 is 204547.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 202 + ... + 1237.

It is an arithmetic number, because the mean of its divisors is an integer number (82080).

2⁷⁴⁵⁴⁰² is an apocalyptic number.

745402 is a deficient number, since it is larger than the sum of its proper divisors (567878).

745402 is a wasteful number, since it uses less digits than its factorization.

745402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1485.

The product of its (nonzero) digits is 1120, while the sum is 22.

The square root of 745402 is about 863.3666660232. The cubic root of 745402 is about 90.6699795743.

Adding to 745402 its reverse (204547), we get a palindrome (949949).

It can be divided in two parts, 74 and 5402, that added together give a square (5476 = 74²).

The spelling of 745402 in words is "seven hundred forty-five thousand, four hundred two".