5648401 has 6 divisors (see below), whose sum is σ = 6208706. Its totient is φ = 5134800.

The previous prime is 5648393. The next prime is 5648411. The reversal of 5648401 is 1048465.

It can be written as a sum of positive squares in only one way, i.e., 5645376 + 3025 = 2376^2 + 55^2 .

It is not a de Polignac number, because 5648401 - 2³ = 5648393 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5648401.

It is not an unprimeable number, because it can be changed into a prime (5648411) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 23220 + ... + 23461.

Almost surely, 2^5648401 is an apocalyptic number.

It is an amenable number.

5648401 is a deficient number, since it is larger than the sum of its proper divisors (560305).

5648401 is a wasteful number, since it uses less digits than its factorization.

5648401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46703 (or 46692 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 28.

The square root of 5648401 is about 2376.6364888220. The cubic root of 5648401 is about 178.0909458239.

The spelling of 5648401 in words is "five million, six hundred forty-eight thousand, four hundred one".