428870601 has 12 divisors (see below), whose sum is σ = 628205760. Its totient is φ = 281886360.

The previous prime is 428870597. The next prime is 428870609. The reversal of 428870601 is 106078824.

428870601 is a `hidden beast` number, since 42 + 8 + 8 + 7 + 0 + 601 = 666.

It is not a de Polignac number, because 428870601 - 2² = 428870597 is a prime.

It is not an unprimeable number, because it can be changed into a prime (428870609) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 334941 + ... + 336218.

It is an arithmetic number, because the mean of its divisors is an integer number (52350480).

Almost surely, 2^428870601 is an apocalyptic number.

It is an amenable number.

428870601 is a deficient number, since it is larger than the sum of its proper divisors (199335159).

428870601 is a wasteful number, since it uses less digits than its factorization.

428870601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 671236 (or 671233 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 36.

The square root of 428870601 is about 20709.1912203253. The cubic root of 428870601 is about 754.1228361016.

The spelling of 428870601 in words is "four hundred twenty-eight million, eight hundred seventy thousand, six hundred one".