428702192 has 20 divisors (see below), whose sum is σ = 879470496. Its totient is φ = 201742080.

The previous prime is 428702167. The next prime is 428702203. The reversal of 428702192 is 291207824.

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, 787784 + ... + 788327.

Almost surely, 2^428702192 is an apocalyptic number.

It is an amenable number.

428702192 is an abundant number, since it is smaller than the sum of its proper divisors (450768304).

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

428702192 is a wasteful number, since it uses less digits than its factorization.

428702192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1576136 (or 1576130 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 35.

The square root of 428702192 is about 20705.1247762480. The cubic root of 428702192 is about 754.0241134725.

The spelling of 428702192 in words is "four hundred twenty-eight million, seven hundred two thousand, one hundred ninety-two".