945400 has 48 divisors (see below), whose sum is σ = 2287800. Its totient is φ = 362880.

The previous prime is 945397. The next prime is 945409. The reversal of 945400 is 4549.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (945409) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5719 + ... + 5881.

2⁹⁴⁵⁴⁰⁰ 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 945400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1143900).

945400 is an abundant number, since it is smaller than the sum of its proper divisors (1342400).

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

945400 is a wasteful number, since it uses less digits than its factorization.

945400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208 (or 199 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 945400 is about 972.3168207945. The cubic root of 945400 is about 98.1458331359.

Adding to 945400 its reverse (4549), we get a palindrome (949949).

The spelling of 945400 in words is "nine hundred forty-five thousand, four hundred".