28596401 has 2 divisors, whose sum is σ = 28596402. Its totient is φ = 28596400.

The previous prime is 28596391. The next prime is 28596409. The reversal of 28596401 is 10469582.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 25959025 + 2637376 = 5095^2 + 1624^2 .

It is a cyclic number.

It is not a de Polignac number, because 28596401 - 2¹⁴ = 28580017 is a prime.

It is a Chen prime.

It is equal to p_1776248 and since 28596401 and 1776248 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (28596409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14298200 + 14298201.

It is an arithmetic number, because the mean of its divisors is an integer number (14298201).

Almost surely, 2^28596401 is an apocalyptic number.

It is an amenable number.

28596401 is a deficient number, since it is larger than the sum of its proper divisors (1).

28596401 is an equidigital number, since it uses as much as digits as its factorization.

28596401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17280, while the sum is 35.

The square root of 28596401 is about 5347.5602848402. The cubic root of 28596401 is about 305.7997500826.

The spelling of 28596401 in words is "twenty-eight million, five hundred ninety-six thousand, four hundred one".