5404381 has 2 divisors, whose sum is σ = 5404382. Its totient is φ = 5404380.

The previous prime is 5404367. The next prime is 5404393. The reversal of 5404381 is 1834045.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5331481 + 72900 = 2309^2 + 270^2 .

It is a cyclic number.

It is not a de Polignac number, because 5404381 - 2⁵ = 5404349 is a prime.

It is a super-2 number, since 2×5404381² = 58414667986322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5404481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2702190 + 2702191.

It is an arithmetic number, because the mean of its divisors is an integer number (2702191).

Almost surely, 2^5404381 is an apocalyptic number.

It is an amenable number.

5404381 is a deficient number, since it is larger than the sum of its proper divisors (1).

5404381 is an equidigital number, since it uses as much as digits as its factorization.

5404381 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 5404381 is about 2324.7324577250. The cubic root of 5404381 is about 175.4884963632.

The spelling of 5404381 in words is "five million, four hundred four thousand, three hundred eighty-one".