3089842 has 24 divisors (see below), whose sum is σ = 5530140. Its totient is φ = 1290240.

The previous prime is 3089803. The next prime is 3089857. The reversal of 3089842 is 2489803.

It can be written as a sum of positive squares in 2 ways, for example, as 2752281 + 337561 = 1659^2 + 581^2 .

It is a junction number, because it is equal to n+sod(n) for n = 3089798 and 3089807.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3634 + ... + 4402.

Almost surely, 2^3089842 is an apocalyptic number.

3089842 is a deficient number, since it is larger than the sum of its proper divisors (2440298).

3089842 is a wasteful number, since it uses less digits than its factorization.

3089842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 826 (or 819 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 34.

The square root of 3089842 is about 1757.7946410204. The cubic root of 3089842 is about 145.6505371904.

The spelling of 3089842 in words is "three million, eighty-nine thousand, eight hundred forty-two".