428337802 has 8 divisors (see below), whose sum is σ = 642599712. Its totient is φ = 214137900.

The previous prime is 428337781. The next prime is 428337803. The reversal of 428337802 is 208733824.

It is a happy number.

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 (428337803) 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, 10477 + ... + 31087.

It is an arithmetic number, because the mean of its divisors is an integer number (80324964).

Almost surely, 2^428337802 is an apocalyptic number.

428337802 is a deficient number, since it is larger than the sum of its proper divisors (214261910).

428337802 is a wasteful number, since it uses less digits than its factorization.

428337802 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31004.

The product of its (nonzero) digits is 64512, while the sum is 37.

The square root of 428337802 is about 20696.3233932986. The cubic root of 428337802 is about 753.8104167731.

The spelling of 428337802 in words is "four hundred twenty-eight million, three hundred thirty-seven thousand, eight hundred two".