3479881931 has 8 divisors (see below), whose sum is σ = 3575123904. Its totient is φ = 3384702720.

The previous prime is 3479881919. The next prime is 3479881957. The reversal of 3479881931 is 1391889743.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3479881931 is a prime.

It is a super-2 number, since 2×3479881931² = 24219156507400577522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3479881961) 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, 110366 + ... + 138348.

It is an arithmetic number, because the mean of its divisors is an integer number (446890488).

Almost surely, 2^3479881931 is an apocalyptic number.

3479881931 is a deficient number, since it is larger than the sum of its proper divisors (95241973).

3479881931 is a wasteful number, since it uses less digits than its factorization.

3479881931 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31381.

The product of its digits is 1306368, while the sum is 53.

The square root of 3479881931 is about 58990.5240780246. The cubic root of 3479881931 is about 1515.3798320756.

The spelling of 3479881931 in words is "three billion, four hundred seventy-nine million, eight hundred eighty-one thousand, nine hundred thirty-one".