428151002 has 8 divisors (see below), whose sum is σ = 643845396. Its totient is φ = 213535872.

The previous prime is 428150999. The next prime is 428151029. The reversal of 428151002 is 200151824.

It can be written as a sum of positive squares in 2 ways, for example, as 428034721 + 116281 = 20689^2 + 341^2 .

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

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, 268823 + ... + 270410.

Almost surely, 2^428151002 is an apocalyptic number.

428151002 is a deficient number, since it is larger than the sum of its proper divisors (215694394).

428151002 is a wasteful number, since it uses less digits than its factorization.

428151002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 539632.

The product of its (nonzero) digits is 640, while the sum is 23.

The square root of 428151002 is about 20691.8100223253. The cubic root of 428151002 is about 753.7008208267.

The spelling of 428151002 in words is "four hundred twenty-eight million, one hundred fifty-one thousand, two".