745560 has 96 divisors (see below), whose sum is σ = 2574000. Its totient is φ = 186624.

The previous prime is 745543. The next prime is 745567. The reversal of 745560 is 65547.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (745567) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6786 + ... + 6894.

2⁷⁴⁵⁵⁶⁰ 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 745560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1287000).

745560 is an abundant number, since it is smaller than the sum of its proper divisors (1828440).

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

745560 is a wasteful number, since it uses less digits than its factorization.

745560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145 (or 138 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 27.

The square root of 745560 is about 863.4581634335. The cubic root of 745560 is about 90.6763854442.

The spelling of 745560 in words is "seven hundred forty-five thousand, five hundred sixty".