25010542 has 4 divisors (see below), whose sum is σ = 37515816. Its totient is φ = 12505270.

The previous prime is 25010539. The next prime is 25010551. The reversal of 25010542 is 24501052.

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

It is a super-2 number, since 2×25010542² = 1251054422267528, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6252634 + ... + 6252637.

It is an arithmetic number, because the mean of its divisors is an integer number (9378954).

Almost surely, 2^25010542 is an apocalyptic number.

25010542 is a deficient number, since it is larger than the sum of its proper divisors (12505274).

25010542 is a wasteful number, since it uses less digits than its factorization.

25010542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12505273.

The product of its (nonzero) digits is 400, while the sum is 19.

The square root of 25010542 is about 5001.0540888897. The cubic root of 25010542 is about 292.4428680390.

Adding to 25010542 its reverse (24501052), we get a palindrome (49511594).

It can be divided in two parts, 25010 and 542, that added together give a palindrome (25552).

The spelling of 25010542 in words is "twenty-five million, ten thousand, five hundred forty-two".