3161859542 has 16 divisors (see below), whose sum is σ = 4950374400. Its totient is φ = 1511773032.

The previous prime is 3161859527. The next prime is 3161859551. The reversal of 3161859542 is 2459581613.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 3161859493 and 3161859502.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 213593 + ... + 227915.

It is an arithmetic number, because the mean of its divisors is an integer number (309398400).

Almost surely, 2^3161859542 is an apocalyptic number.

3161859542 is a deficient number, since it is larger than the sum of its proper divisors (1788514858).

3161859542 is a wasteful number, since it uses less digits than its factorization.

3161859542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19147.

The product of its digits is 259200, while the sum is 44.

The square root of 3161859542 is about 56230.4147414902. The cubic root of 3161859542 is about 1467.7345736833.

The spelling of 3161859542 in words is "three billion, one hundred sixty-one million, eight hundred fifty-nine thousand, five hundred forty-two".