4094428 has 24 divisors (see below), whose sum is σ = 7832160. Its totient is φ = 1861440.

The previous prime is 4094413. The next prime is 4094429. The reversal of 4094428 is 8244904.

It is a self number, because there is not a number n which added to its sum of digits gives 4094428.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4094429) 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, 3138 + ... + 4246.

It is an arithmetic number, because the mean of its divisors is an integer number (326340).

Almost surely, 2^4094428 is an apocalyptic number.

It is an amenable number.

4094428 is a deficient number, since it is larger than the sum of its proper divisors (3737732).

4094428 is a wasteful number, since it uses less digits than its factorization.

4094428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1197 (or 1195 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 31.

The square root of 4094428 is about 2023.4692980127. The cubic root of 4094428 is about 159.9795286309.

The spelling of 4094428 in words is "four million, ninety-four thousand, four hundred twenty-eight".