940428 has 36 divisors (see below), whose sum is σ = 2406768. Its totient is φ = 309600.

The previous prime is 940421. The next prime is 940469. The reversal of 940428 is 824049.

940428 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (940421) 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, 5350 + ... + 5522.

2⁹⁴⁰⁴²⁸ is an apocalyptic number.

It is an amenable number.

940428 is an abundant number, since it is smaller than the sum of its proper divisors (1466340).

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

940428 is a wasteful number, since it uses less digits than its factorization.

940428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 334 (or 329 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 940428 is about 969.7566705107. The cubic root of 940428 is about 97.9734760928.

The spelling of 940428 in words is "nine hundred forty thousand, four hundred twenty-eight".