25464653 has 2 divisors, whose sum is σ = 25464654. Its totient is φ = 25464652.

The previous prime is 25464641. The next prime is 25464667. The reversal of 25464653 is 35646452.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 23833924 + 1630729 = 4882^2 + 1277^2 .

It is a cyclic number.

It is not a de Polignac number, because 25464653 - 2¹⁸ = 25202509 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25464683) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12732326 + 12732327.

It is an arithmetic number, because the mean of its divisors is an integer number (12732327).

Almost surely, 2^25464653 is an apocalyptic number.

It is an amenable number.

25464653 is a deficient number, since it is larger than the sum of its proper divisors (1).

25464653 is an equidigital number, since it uses as much as digits as its factorization.

25464653 is an evil number, because the sum of its binary digits is even.

The product of its digits is 86400, while the sum is 35.

The square root of 25464653 is about 5046.2513809758. The cubic root of 25464653 is about 294.2022032877.

The spelling of 25464653 in words is "twenty-five million, four hundred sixty-four thousand, six hundred fifty-three".