428002936 has 16 divisors (see below), whose sum is σ = 822079440. Its totient is φ = 208781760.

The previous prime is 428002919. The next prime is 428002943. The reversal of 428002936 is 639200824.

It is a congruent number.

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, 652116 + ... + 652771.

It is an arithmetic number, because the mean of its divisors is an integer number (51379965).

Almost surely, 2^428002936 is an apocalyptic number.

It is an amenable number.

428002936 is a deficient number, since it is larger than the sum of its proper divisors (394076504).

428002936 is a wasteful number, since it uses less digits than its factorization.

428002936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1304934 (or 1304930 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 34.

The square root of 428002936 is about 20688.2318239138. The cubic root of 428002936 is about 753.6139275482.

The spelling of 428002936 in words is "four hundred twenty-eight million, two thousand, nine hundred thirty-six".