5681842 has 8 divisors (see below), whose sum is σ = 9024156. Its totient is φ = 2673792.

The previous prime is 5681803. The next prime is 5681861. The reversal of 5681842 is 2481865.

It can be written as a sum of positive squares in 2 ways, for example, as 5659641 + 22201 = 2379^2 + 149^2 .

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

It is a Harshad number since it is a multiple of its sum of digits (34), and also a Moran number because the ratio is a prime number: 167113 = 5681842 / (5 + 6 + 8 + 1 + 8 + 4 + 2).

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 5681798 and 5681807.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83523 + ... + 83590.

Almost surely, 2^5681842 is an apocalyptic number.

5681842 is a deficient number, since it is larger than the sum of its proper divisors (3342314).

5681842 is a wasteful number, since it uses less digits than its factorization.

5681842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167132.

The product of its digits is 15360, while the sum is 34.

The square root of 5681842 is about 2383.6614692527. The cubic root of 5681842 is about 178.4417132178.

The spelling of 5681842 in words is "five million, six hundred eighty-one thousand, eight hundred forty-two".