428326982 has 8 divisors (see below), whose sum is σ = 645050952. Its totient is φ = 213310000.

The previous prime is 428326979. The next prime is 428326993. The reversal of 428326982 is 289623824.

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, 426119 + ... + 427122.

It is an arithmetic number, because the mean of its divisors is an integer number (80631369).

Almost surely, 2^428326982 is an apocalyptic number.

428326982 is a deficient number, since it is larger than the sum of its proper divisors (216723970).

428326982 is a wasteful number, since it uses less digits than its factorization.

428326982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 853494.

The product of its digits is 331776, while the sum is 44.

The square root of 428326982 is about 20696.0619925627. The cubic root of 428326982 is about 753.8040695261.

The spelling of 428326982 in words is "four hundred twenty-eight million, three hundred twenty-six thousand, nine hundred eighty-two".