745800 has 96 divisors (see below), whose sum is σ = 2544480. Its totient is φ = 179200.

The previous prime is 745757. The next prime is 745817. The reversal of 745800 is 8547.

745800 is nontrivially palindromic in base 7.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

745800 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6544 + ... + 6656.

It is an arithmetic number, because the mean of its divisors is an integer number (26505).

2⁷⁴⁵⁸⁰⁰ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 745800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1272240).

745800 is an abundant number, since it is smaller than the sum of its proper divisors (1798680).

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

745800 is a wasteful number, since it uses less digits than its factorization.

745800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143 (or 134 counting only the distinct ones).

The product of its (nonzero) digits is 1120, while the sum is 24.

The square root of 745800 is about 863.5971282954. The cubic root of 745800 is about 90.6861141482.

The spelling of 745800 in words is "seven hundred forty-five thousand, eight hundred".