428683325 has 12 divisors (see below), whose sum is σ = 607505760. Its totient is φ = 293954160.

The previous prime is 428683313. The next prime is 428683337. The reversal of 428683325 is 523386824.

It is an interprime number because it is at equal distance from previous prime (428683313) and next prime (428683337).

It is not a de Polignac number, because 428683325 - 2¹⁸ = 428421181 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1224635 + ... + 1224984.

It is an arithmetic number, because the mean of its divisors is an integer number (50625480).

Almost surely, 2^428683325 is an apocalyptic number.

It is an amenable number.

428683325 is a deficient number, since it is larger than the sum of its proper divisors (178822435).

428683325 is a wasteful number, since it uses less digits than its factorization.

428683325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2449636 (or 2449631 counting only the distinct ones).

The product of its digits is 276480, while the sum is 41.

The square root of 428683325 is about 20704.6691593949. The cubic root of 428683325 is about 754.0130518840.

The spelling of 428683325 in words is "four hundred twenty-eight million, six hundred eighty-three thousand, three hundred twenty-five".