201989882 has 8 divisors (see below), whose sum is σ = 311173716. Its totient is φ = 98265312.

The previous prime is 201989867. The next prime is 201989897. The reversal of 201989882 is 288989102.

201989882 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (201989867) and next prime (201989897).

It can be written as a sum of positive squares in 2 ways, for example, as 146918641 + 55071241 = 12121^2 + 7421^2 .

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, 1364723 + ... + 1364870.

Almost surely, 2^201989882 is an apocalyptic number.

201989882 is a deficient number, since it is larger than the sum of its proper divisors (109183834).

201989882 is a wasteful number, since it uses less digits than its factorization.

201989882 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2729632.

The product of its (nonzero) digits is 165888, while the sum is 47.

The square root of 201989882 is about 14212.3144490966. The cubic root of 201989882 is about 586.7366341454.

The spelling of 201989882 in words is "two hundred one million, nine hundred eighty-nine thousand, eight hundred eighty-two".