3081842 has 8 divisors (see below), whose sum is σ = 4698732. Its totient is φ = 1515600.

The previous prime is 3081833. The next prime is 3081851. The reversal of 3081842 is 2481803.

3081842 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (3081833) and next prime (3081851).

It can be written as a sum of positive squares in 2 ways, for example, as 2343961 + 737881 = 1531^2 + 859^2 .

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

It is a super-2 number, since 2×3081842² = 18995500225928, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12509 + ... + 12752.

Almost surely, 2^3081842 is an apocalyptic number.

3081842 is a deficient number, since it is larger than the sum of its proper divisors (1616890).

3081842 is a wasteful number, since it uses less digits than its factorization.

3081842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25324.

The product of its (nonzero) digits is 1536, while the sum is 26.

The square root of 3081842 is about 1755.5175874938. The cubic root of 3081842 is about 145.5247258633.

The spelling of 3081842 in words is "three million, eighty-one thousand, eight hundred forty-two".