5400681 has 16 divisors (see below), whose sum is σ = 8460480. Its totient is φ = 3021120.

The previous prime is 5400673. The next prime is 5400701. The reversal of 5400681 is 1860045.

It is not a de Polignac number, because 5400681 - 2³ = 5400673 is a prime.

It is a super-2 number, since 2×5400681² = 58334710527522, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5400581) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5866 + ... + 6723.

It is an arithmetic number, because the mean of its divisors is an integer number (528780).

Almost surely, 2^5400681 is an apocalyptic number.

It is an amenable number.

5400681 is a deficient number, since it is larger than the sum of its proper divisors (3059799).

5400681 is a wasteful number, since it uses less digits than its factorization.

5400681 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12616.

The product of its (nonzero) digits is 960, while the sum is 24.

The square root of 5400681 is about 2323.9365309750. The cubic root of 5400681 is about 175.4484390053.

The spelling of 5400681 in words is "five million, four hundred thousand, six hundred eighty-one".