478351402 has 16 divisors (see below), whose sum is σ = 721771560. Its totient is φ = 237765312.

The previous prime is 478351397. The next prime is 478351417. The reversal of 478351402 is 204153874.

It can be written as a sum of positive squares in 4 ways, for example, as 313254601 + 165096801 = 17699^2 + 12849^2 .

It is a super-3 number, since 3×478351402³ (a number of 27 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 393748 + ... + 394960.

Almost surely, 2^478351402 is an apocalyptic number.

478351402 is a deficient number, since it is larger than the sum of its proper divisors (243420158).

478351402 is a wasteful number, since it uses less digits than its factorization.

478351402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2217.

The product of its (nonzero) digits is 26880, while the sum is 34.

The square root of 478351402 is about 21871.2460093155. The cubic root of 478351402 is about 782.0761051687.

The spelling of 478351402 in words is "four hundred seventy-eight million, three hundred fifty-one thousand, four hundred two".