428703052 has 12 divisors (see below), whose sum is σ = 768528936. Its totient is φ = 209123360.

The previous prime is 428703029. The next prime is 428703073. The reversal of 428703052 is 250307824.

It is a super-2 number, since 2×428703052² = 367572613588229408, which contains 22 as substring.

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, 1306858 + ... + 1307185.

It is an arithmetic number, because the mean of its divisors is an integer number (64044078).

Almost surely, 2^428703052 is an apocalyptic number.

It is an amenable number.

428703052 is a deficient number, since it is larger than the sum of its proper divisors (339825884).

428703052 is a wasteful number, since it uses less digits than its factorization.

428703052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2614088 (or 2614086 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 31.

The square root of 428703052 is about 20705.1455440429. The cubic root of 428703052 is about 754.0246176766.

The spelling of 428703052 in words is "four hundred twenty-eight million, seven hundred three thousand, fifty-two".