25542214 has 8 divisors (see below), whose sum is σ = 39634560. Its totient is φ = 12330696.

The previous prime is 25542161. The next prime is 25542217. The reversal of 25542214 is 41224552.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25542217) 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, 220134 + ... + 220249.

It is an arithmetic number, because the mean of its divisors is an integer number (4954320).

Almost surely, 2^25542214 is an apocalyptic number.

25542214 is a deficient number, since it is larger than the sum of its proper divisors (14092346).

25542214 is a wasteful number, since it uses less digits than its factorization.

25542214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 440414.

The product of its digits is 3200, while the sum is 25.

The square root of 25542214 is about 5053.9305495822. The cubic root of 25542214 is about 294.5005971568.

Adding to 25542214 its reverse (41224552), we get a palindrome (66766766).

The spelling of 25542214 in words is "twenty-five million, five hundred forty-two thousand, two hundred fourteen".