945428 has 12 divisors (see below), whose sum is σ = 1804992. Its totient is φ = 429720.

The previous prime is 945409. The next prime is 945431. The reversal of 945428 is 824549.

945428 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 945394 and 945403.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 945428.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10700 + ... + 10787.

It is an arithmetic number, because the mean of its divisors is an integer number (150416).

2⁹⁴⁵⁴²⁸ is an apocalyptic number.

It is an amenable number.

945428 is a deficient number, since it is larger than the sum of its proper divisors (859564).

945428 is a wasteful number, since it uses less digits than its factorization.

945428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21502 (or 21500 counting only the distinct ones).

The product of its digits is 11520, while the sum is 32.

The square root of 945428 is about 972.3312192869. The cubic root of 945428 is about 98.1468020578.

The spelling of 945428 in words is "nine hundred forty-five thousand, four hundred twenty-eight".