25022002 has 8 divisors (see below), whose sum is σ = 37612800. Its totient is φ = 12484404.

The previous prime is 25021987. The next prime is 25022003. The reversal of 25022002 is 20022052.

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

It is a super-2 number, since 2×25022002² = 1252201168176008, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (25022003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12102 + ... + 14017.

It is an arithmetic number, because the mean of its divisors is an integer number (4701600).

Almost surely, 2^25022002 is an apocalyptic number.

25022002 is a deficient number, since it is larger than the sum of its proper divisors (12590798).

25022002 is a wasteful number, since it uses less digits than its factorization.

25022002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26600.

The product of its (nonzero) digits is 80, while the sum is 13.

The square root of 25022002 is about 5002.1997161249. The cubic root of 25022002 is about 292.4875276538.

Adding to 25022002 its reverse (20022052), we get a palindrome (45044054).

The spelling of 25022002 in words is "twenty-five million, twenty-two thousand, two".