428936630 has 8 divisors (see below), whose sum is σ = 772085952. Its totient is φ = 171574648.

The previous prime is 428936623. The next prime is 428936659. The reversal of 428936630 is 36639824.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 21446822 + ... + 21446841.

It is an arithmetic number, because the mean of its divisors is an integer number (96510744).

Almost surely, 2^428936630 is an apocalyptic number.

428936630 is a deficient number, since it is larger than the sum of its proper divisors (343149322).

428936630 is a wasteful number, since it uses less digits than its factorization.

428936630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42893670.

The product of its (nonzero) digits is 186624, while the sum is 41.

The square root of 428936630 is about 20710.7853544959. The cubic root of 428936630 is about 754.1615357478.

The spelling of 428936630 in words is "four hundred twenty-eight million, nine hundred thirty-six thousand, six hundred thirty".