940920 has 32 divisors (see below), whose sum is σ = 2823120. Its totient is φ = 250880.

The previous prime is 940913. The next prime is 940921. The reversal of 940920 is 29049.

940920 = T₄₈₁ + T₄₈₂ + ... + T₄₈₈.

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

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (940921) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3801 + ... + 4040.

2⁹⁴⁰⁹²⁰ is an apocalyptic number.

It is an amenable number.

940920 is an abundant number, since it is smaller than the sum of its proper divisors (1882200).

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

940920 is a wasteful number, since it uses less digits than its factorization.

940920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7855 (or 7851 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 24.

The square root of 940920 is about 970.0103092236. The cubic root of 940920 is about 97.9905585795.

Adding to 940920 its reverse (29049), we get a palindrome (969969).

The spelling of 940920 in words is "nine hundred forty thousand, nine hundred twenty".