5426681 has 4 divisors (see below), whose sum is σ = 5844132. Its totient is φ = 5009232.

The previous prime is 5426677. The next prime is 5426693. The reversal of 5426681 is 1866245.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3671056 + 1755625 = 1916^2 + 1325^2 .

It is a cyclic number.

It is not a de Polignac number, because 5426681 - 2² = 5426677 is a prime.

It is a super-2 number, since 2×5426681² = 58897733351522, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5426611) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 208706 + ... + 208731.

It is an arithmetic number, because the mean of its divisors is an integer number (1461033).

Almost surely, 2^5426681 is an apocalyptic number.

It is an amenable number.

5426681 is a deficient number, since it is larger than the sum of its proper divisors (417451).

5426681 is a wasteful number, since it uses less digits than its factorization.

5426681 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 417450.

The product of its digits is 11520, while the sum is 32.

The square root of 5426681 is about 2329.5237710743. The cubic root of 5426681 is about 175.7295368071.

The spelling of 5426681 in words is "five million, four hundred twenty-six thousand, six hundred eighty-one".