945500 has 48 divisors (see below), whose sum is σ = 2166528. Its totient is φ = 360000.

The previous prime is 945481. The next prime is 945521. The reversal of 945500 is 5549.

It is a congruent number.

It is an unprimeable number.

945500 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 15 ways as a sum of consecutive naturals, for example, 15470 + ... + 15530.

It is an arithmetic number, because the mean of its divisors is an integer number (45136).

2⁹⁴⁵⁵⁰⁰ 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 945500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1083264).

945500 is an abundant number, since it is smaller than the sum of its proper divisors (1221028).

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

945500 is a wasteful number, since it uses less digits than its factorization.

945500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111 (or 99 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 945500 is about 972.3682430026. The cubic root of 945500 is about 98.1492934833.

The spelling of 945500 in words is "nine hundred forty-five thousand, five hundred".