25452026 has 8 divisors (see below), whose sum is σ = 40423860. Its totient is φ = 11977408.

The previous prime is 25452019. The next prime is 25452029. The reversal of 25452026 is 62025452.

It is a Cunningham number, because it is equal to 5045²+1.

It can be written as a sum of positive squares in 2 ways, for example, as 25452025 + 1 = 5045^2 + 1^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 25451986 and 25452004.

It is not an unprimeable number, because it can be changed into a prime (25452029) 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, 374261 + ... + 374328.

Almost surely, 2^25452026 is an apocalyptic number.

25452026 is a deficient number, since it is larger than the sum of its proper divisors (14971834).

25452026 is a wasteful number, since it uses less digits than its factorization.

25452026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 748608.

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 25452026 is about 5045.0000991080. Note that the first 4 decimals coincide. The cubic root of 25452026 is about 294.1535671722.

Adding to 25452026 its reverse (62025452), we get a palindrome (87477478).

The spelling of 25452026 in words is "twenty-five million, four hundred fifty-two thousand, twenty-six".