3162442642 has 8 divisors (see below), whose sum is σ = 4821429132. Its totient is φ = 1555299600.

The previous prime is 3162442639. The next prime is 3162442643. The reversal of 3162442642 is 2462442613.

It can be written as a sum of positive squares in 2 ways, for example, as 2978867241 + 183575401 = 54579^2 + 13549^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 3162442598 and 3162442607.

It is not an unprimeable number, because it can be changed into a prime (3162442643) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12960709 + ... + 12960952.

Almost surely, 2^3162442642 is an apocalyptic number.

3162442642 is a deficient number, since it is larger than the sum of its proper divisors (1658986490).

3162442642 is a wasteful number, since it uses less digits than its factorization.

3162442642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25921724.

The product of its digits is 55296, while the sum is 34.

The square root of 3162442642 is about 56235.5994188735. The cubic root of 3162442642 is about 1467.8247931058.

The spelling of 3162442642 in words is "three billion, one hundred sixty-two million, four hundred forty-two thousand, six hundred forty-two".