428976226 has 8 divisors (see below), whose sum is σ = 735387840. Its totient is φ = 183846948.

The previous prime is 428976209. The next prime is 428976227. The reversal of 428976226 is 622679824.

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

It is not an unprimeable number, because it can be changed into a prime (428976227) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15320566 + ... + 15320593.

It is an arithmetic number, because the mean of its divisors is an integer number (91923480).

Almost surely, 2^428976226 is an apocalyptic number.

428976226 is a deficient number, since it is larger than the sum of its proper divisors (306411614).

428976226 is a wasteful number, since it uses less digits than its factorization.

428976226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30641168.

The product of its digits is 580608, while the sum is 46.

The square root of 428976226 is about 20711.7412594885. The cubic root of 428976226 is about 754.1847410881.

The spelling of 428976226 in words is "four hundred twenty-eight million, nine hundred seventy-six thousand, two hundred twenty-six".