3309971142 has 32 divisors (see below), whose sum is σ = 6748005600. Its totient is φ = 1082085120.

The previous prime is 3309971141. The next prime is 3309971191. The reversal of 3309971142 is 2411799033.

It is a self number, because there is not a number n which added to its sum of digits gives 3309971142.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3309971141) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 114778 + ... + 140690.

It is an arithmetic number, because the mean of its divisors is an integer number (210875175).

Almost surely, 2^3309971142 is an apocalyptic number.

3309971142 is an abundant number, since it is smaller than the sum of its proper divisors (3438034458).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3309971142 is a wasteful number, since it uses less digits than its factorization.

3309971142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26328.

The product of its (nonzero) digits is 40824, while the sum is 39.

The square root of 3309971142 is about 57532.3486570816. The cubic root of 3309971142 is about 1490.3035494041.

The spelling of 3309971142 in words is "three billion, three hundred nine million, nine hundred seventy-one thousand, one hundred forty-two".