940128 has 48 divisors (see below), whose sum is σ = 2822400. Its totient is φ = 268416.

The previous prime is 940127. The next prime is 940157. The reversal of 940128 is 821049.

It is a tau number, because it is divible by the number of its divisors (48).

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

It is a junction number, because it is equal to n+sod(n) for n = 940098 and 940107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (940127) 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, 28 + ... + 1371.

It is an arithmetic number, because the mean of its divisors is an integer number (58800).

2⁹⁴⁰¹²⁸ 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 940128, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1411200).

940128 is an abundant number, since it is smaller than the sum of its proper divisors (1882272).

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

940128 is a wasteful number, since it uses less digits than its factorization.

940128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1419 (or 1411 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 24.

The square root of 940128 is about 969.6019801960. The cubic root of 940128 is about 97.9630570180.

The spelling of 940128 in words is "nine hundred forty thousand, one hundred twenty-eight".