3136842 has 24 divisors (see below), whose sum is σ = 6835140. Its totient is φ = 1039680.

The previous prime is 3136841. The next prime is 3136849. The reversal of 3136842 is 2486313.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 3101121 + 35721 = 1761^2 + 189^2 .

It is not an unprimeable number, because it can be changed into a prime (3136841) 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, 3742 + ... + 4502.

Almost surely, 2^3136842 is an apocalyptic number.

3136842 is an abundant number, since it is smaller than the sum of its proper divisors (3698298).

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

3136842 is a wasteful number, since it uses less digits than its factorization.

3136842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 998 (or 995 counting only the distinct ones).

The product of its digits is 3456, while the sum is 27.

The square root of 3136842 is about 1771.1132092557. The cubic root of 3136842 is about 146.3853272942.

The spelling of 3136842 in words is "three million, one hundred thirty-six thousand, eight hundred forty-two".