5406641 has 2 divisors, whose sum is σ = 5406642. Its totient is φ = 5406640.

The previous prime is 5406623. The next prime is 5406647. The reversal of 5406641 is 1466045.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5387041 + 19600 = 2321^2 + 140^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5406641 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5406641.

It is not a weakly prime, because it can be changed into another prime (5406647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2703320 + 2703321.

It is an arithmetic number, because the mean of its divisors is an integer number (2703321).

Almost surely, 2^5406641 is an apocalyptic number.

It is an amenable number.

5406641 is a deficient number, since it is larger than the sum of its proper divisors (1).

5406641 is an equidigital number, since it uses as much as digits as its factorization.

5406641 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 5406641 is about 2325.2184843580. The cubic root of 5406641 is about 175.5129548368.

The spelling of 5406641 in words is "five million, four hundred six thousand, six hundred forty-one".