2017994402 has 8 divisors (see below), whose sum is σ = 3058197996. Its totient is φ = 998595072.

The previous prime is 2017994399. The next prime is 2017994411. The reversal of 2017994402 is 2044997102.

It can be written as a sum of positive squares in 2 ways, for example, as 2014304161 + 3690241 = 44881^2 + 1921^2 .

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, 5200823 + ... + 5201210.

Almost surely, 2^2017994402 is an apocalyptic number.

2017994402 is a deficient number, since it is larger than the sum of its proper divisors (1040203594).

2017994402 is a wasteful number, since it uses less digits than its factorization.

2017994402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10402132.

The product of its (nonzero) digits is 36288, while the sum is 38.

The square root of 2017994402 is about 44922.0925826035. The cubic root of 2017994402 is about 1263.6883616067.

The spelling of 2017994402 in words is "two billion, seventeen million, nine hundred ninety-four thousand, four hundred two".