428368802 has 8 divisors (see below), whose sum is σ = 664710300. Its totient is φ = 206798704.

The previous prime is 428368769. The next prime is 428368847. The reversal of 428368802 is 208863824.

It can be written as a sum of positive squares in 2 ways, for example, as 388917841 + 39450961 = 19721^2 + 6281^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 428368802.

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, 3692777 + ... + 3692892.

Almost surely, 2^428368802 is an apocalyptic number.

428368802 is a deficient number, since it is larger than the sum of its proper divisors (236341498).

428368802 is a wasteful number, since it uses less digits than its factorization.

428368802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7385700.

The product of its (nonzero) digits is 147456, while the sum is 41.

The square root of 428368802 is about 20697.0723050387. The cubic root of 428368802 is about 753.8286014543.

The spelling of 428368802 in words is "four hundred twenty-eight million, three hundred sixty-eight thousand, eight hundred two".