56480401 has 2 divisors, whose sum is σ = 56480402. Its totient is φ = 56480400.

The previous prime is 56480377. The next prime is 56480441. The reversal of 56480401 is 10408465.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 54982225 + 1498176 = 7415^2 + 1224^2 .

It is a cyclic number.

It is not a de Polignac number, because 56480401 - 2¹³ = 56472209 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 56480401.

It is not a weakly prime, because it can be changed into another prime (56480441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28240200 + 28240201.

It is an arithmetic number, because the mean of its divisors is an integer number (28240201).

Almost surely, 2^56480401 is an apocalyptic number.

It is an amenable number.

56480401 is a deficient number, since it is larger than the sum of its proper divisors (1).

56480401 is an equidigital number, since it uses as much as digits as its factorization.

56480401 is an evil number, because the sum of its binary digits is even.

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

The square root of 56480401 is about 7515.3443700206. The cubic root of 56480401 is about 383.6771397357.

Adding to 56480401 its reverse (10408465), we get a palindrome (66888866).

The spelling of 56480401 in words is "fifty-six million, four hundred eighty thousand, four hundred one".