5654881 has 2 divisors, whose sum is σ = 5654882. Its totient is φ = 5654880.

The previous prime is 5654861. The next prime is 5654911. The reversal of 5654881 is 1884565.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5564881 + 90000 = 2359^2 + 300^2 .

It is a cyclic number.

It is not a de Polignac number, because 5654881 - 2¹¹ = 5652833 is a prime.

It is a super-2 number, since 2×5654881² = 63955358248322, which contains 22 as substring.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 5654881.

It is not a weakly prime, because it can be changed into another prime (5654861) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2827440 + 2827441.

It is an arithmetic number, because the mean of its divisors is an integer number (2827441).

Almost surely, 2^5654881 is an apocalyptic number.

It is an amenable number.

5654881 is a deficient number, since it is larger than the sum of its proper divisors (1).

5654881 is an equidigital number, since it uses as much as digits as its factorization.

5654881 is an evil number, because the sum of its binary digits is even.

The product of its digits is 38400, while the sum is 37.

The square root of 5654881 is about 2377.9993692177. Note that the first 3 decimals coincide. The cubic root of 5654881 is about 178.1590233972.

The spelling of 5654881 in words is "five million, six hundred fifty-four thousand, eight hundred eighty-one".