4197739881 has 8 divisors (see below), whose sum is σ = 5652402624. Its totient is φ = 2770785200.

The previous prime is 4197739877. The next prime is 4197739907. The reversal of 4197739881 is 1889377914.

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

It is a cyclic number.

It is not a de Polignac number, because 4197739881 - 2² = 4197739877 is a prime.

It is a super-2 number, since 2×4197739881² = 35242040217075788322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4197739081) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6926661 + ... + 6927266.

It is an arithmetic number, because the mean of its divisors is an integer number (706550328).

Almost surely, 2^4197739881 is an apocalyptic number.

It is an amenable number.

4197739881 is a deficient number, since it is larger than the sum of its proper divisors (1454662743).

4197739881 is a wasteful number, since it uses less digits than its factorization.

4197739881 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13854031.

The product of its digits is 3048192, while the sum is 57.

The square root of 4197739881 is about 64789.9674409549. The cubic root of 4197739881 is about 1613.1391861015.

The spelling of 4197739881 in words is "four billion, one hundred ninety-seven million, seven hundred thirty-nine thousand, eight hundred eighty-one".