199970002 has 8 divisors (see below), whose sum is σ = 301509756. Its totient is φ = 99466752.

The previous prime is 199969967. The next prime is 199970011. The reversal of 199970002 is 200079991.

It can be written as a sum of positive squares in 2 ways, for example, as 198556281 + 1413721 = 14091^2 + 1189^2 .

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

It is a pancake number, because a pancake can be divided into 199970002 parts by 19998 straight cuts.

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, 258643 + ... + 259414.

Almost surely, 2^199970002 is an apocalyptic number.

199970002 is a deficient number, since it is larger than the sum of its proper divisors (101539754).

199970002 is a wasteful number, since it uses less digits than its factorization.

199970002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 518252.

The product of its (nonzero) digits is 10206, while the sum is 37.

The square root of 199970002 is about 14141.0749944974. The cubic root of 199970002 is about 584.7743079526.

The spelling of 199970002 in words is "one hundred ninety-nine million, nine hundred seventy thousand, two".