4294428 has 24 divisors (see below), whose sum is σ = 10135440. Its totient is φ = 1415040.

The previous prime is 4294417. The next prime is 4294439. The reversal of 4294428 is 8244924.

It is an interprime number because it is at equal distance from previous prime (4294417) and next prime (4294439).

It is a super-2 number, since 2×4294428² = 36884223694368, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 943 + ... + 3078.

It is an arithmetic number, because the mean of its divisors is an integer number (422310).

Almost surely, 2^4294428 is an apocalyptic number.

It is an amenable number.

4294428 is an abundant number, since it is smaller than the sum of its proper divisors (5841012).

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

4294428 is a wasteful number, since it uses less digits than its factorization.

4294428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4117 (or 4115 counting only the distinct ones).

The product of its digits is 18432, while the sum is 33.

The square root of 4294428 is about 2072.3001713072. The cubic root of 4294428 is about 162.5430639318.

The spelling of 4294428 in words is "four million, two hundred ninety-four thousand, four hundred twenty-eight".