25065494 has 4 divisors (see below), whose sum is σ = 37598244. Its totient is φ = 12532746.

The previous prime is 25065493. The next prime is 25065511. The reversal of 25065494 is 49456052.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25065493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6266372 + ... + 6266375.

It is an arithmetic number, because the mean of its divisors is an integer number (9399561).

Almost surely, 2^25065494 is an apocalyptic number.

25065494 is a deficient number, since it is larger than the sum of its proper divisors (12532750).

25065494 is a wasteful number, since it uses less digits than its factorization.

25065494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12532749.

The product of its (nonzero) digits is 43200, while the sum is 35.

The square root of 25065494 is about 5006.5451161455. The cubic root of 25065494 is about 292.6568919917.

It can be divided in two parts, 2506 and 5494, that added together give a cube (8000 = 20³).

The spelling of 25065494 in words is "twenty-five million, sixty-five thousand, four hundred ninety-four".