25044134 has 4 divisors (see below), whose sum is σ = 37566204. Its totient is φ = 12522066.

The previous prime is 25044113. The next prime is 25044137. The reversal of 25044134 is 43144052.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25044137) 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 as a sum of consecutive naturals, namely, 6261032 + ... + 6261035.

It is an arithmetic number, because the mean of its divisors is an integer number (9391551).

Almost surely, 2^25044134 is an apocalyptic number.

25044134 is a deficient number, since it is larger than the sum of its proper divisors (12522070).

25044134 is a wasteful number, since it uses less digits than its factorization.

25044134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12522069.

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 25044134 is about 5004.4114539074. The cubic root of 25044134 is about 292.5737374668.

Adding to 25044134 its reverse (43144052), we get a palindrome (68188186).

The spelling of 25044134 in words is "twenty-five million, forty-four thousand, one hundred thirty-four".