3122042146 has 24 divisors (see below), whose sum is σ = 4999924800. Its totient is φ = 1461759552.

The previous prime is 3122042141. The next prime is 3122042177. The reversal of 3122042146 is 6412402213.

It is a happy number.

It is a super-2 number, since 2×3122042146² = 19494294322800570632, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3122042146.

It is not an unprimeable number, because it can be changed into a prime (3122042141) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 101451 + ... + 128593.

It is an arithmetic number, because the mean of its divisors is an integer number (208330200).

Almost surely, 2^3122042146 is an apocalyptic number.

3122042146 is a deficient number, since it is larger than the sum of its proper divisors (1877882654).

3122042146 is a wasteful number, since it uses less digits than its factorization.

3122042146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27378 (or 27361 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 3122042146 is about 55875.2373238808. The cubic root of 3122042146 is about 1461.5474532270.

Adding to 3122042146 its reverse (6412402213), we get a palindrome (9534444359).

The spelling of 3122042146 in words is "three billion, one hundred twenty-two million, forty-two thousand, one hundred forty-six".