3201989894 has 8 divisors (see below), whose sum is σ = 4803504768. Its totient is φ = 1600821640.

The previous prime is 3201989863. The next prime is 3201989911. The reversal of 3201989894 is 4989891023.

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

It is a super-4 number, since 4×3201989894⁴ (a number of 39 digits) contains 4444 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62177 + ... + 101340.

It is an arithmetic number, because the mean of its divisors is an integer number (600438096).

Almost surely, 2^3201989894 is an apocalyptic number.

3201989894 is a deficient number, since it is larger than the sum of its proper divisors (1601514874).

3201989894 is a wasteful number, since it uses less digits than its factorization.

3201989894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173310.

The product of its (nonzero) digits is 1119744, while the sum is 53.

The square root of 3201989894 is about 56586.1281057469. The cubic root of 3201989894 is about 1473.9179875045.

The spelling of 3201989894 in words is "three billion, two hundred one million, nine hundred eighty-nine thousand, eight hundred ninety-four".