25423004 has 12 divisors (see below), whose sum is σ = 46424784. Its totient is φ = 12158784.

The previous prime is 25423003. The next prime is 25423009. The reversal of 25423004 is 40032452.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25423001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 138077 + ... + 138260.

It is an arithmetic number, because the mean of its divisors is an integer number (3868732).

Almost surely, 2^25423004 is an apocalyptic number.

It is an amenable number.

25423004 is a deficient number, since it is larger than the sum of its proper divisors (21001780).

25423004 is a wasteful number, since it uses less digits than its factorization.

25423004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276364 (or 276362 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 20.

The square root of 25423004 is about 5042.1229655771. The cubic root of 25423004 is about 294.0417205204.

Adding to 25423004 its reverse (40032452), we get a palindrome (65455456).

The spelling of 25423004 in words is "twenty-five million, four hundred twenty-three thousand, four".