25496493 has 16 divisors (see below), whose sum is σ = 37235712. Its totient is φ = 15390000.

The previous prime is 25496483. The next prime is 25496503. The reversal of 25496493 is 39469452.

It is an interprime number because it is at equal distance from previous prime (25496483) and next prime (25496503).

It is not a de Polignac number, because 25496493 - 2¹⁶ = 25430957 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25496473) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7518 + ... + 10368.

It is an arithmetic number, because the mean of its divisors is an integer number (2327232).

Almost surely, 2^25496493 is an apocalyptic number.

It is an amenable number.

25496493 is a deficient number, since it is larger than the sum of its proper divisors (11739219).

25496493 is a wasteful number, since it uses less digits than its factorization.

25496493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3136.

The product of its digits is 233280, while the sum is 42.

The square root of 25496493 is about 5049.4052124978. The cubic root of 25496493 is about 294.3247718360.

The spelling of 25496493 in words is "twenty-five million, four hundred ninety-six thousand, four hundred ninety-three".