27222425 has 12 divisors (see below), whose sum is σ = 33832656. Its totient is φ = 21728400.

The previous prime is 27222347. The next prime is 27222463. The reversal of 27222425 is 52422272.

It is not a de Polignac number, because 27222425 - 2¹² = 27218329 is a prime.

It is a Duffinian number.

It is a plaindrome in base 14.

It is a junction number, because it is equal to n+sod(n) for n = 27222394 and 27222403.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13322 + ... + 15228.

It is an arithmetic number, because the mean of its divisors is an integer number (2819388).

Almost surely, 2^27222425 is an apocalyptic number.

27222425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

27222425 is a deficient number, since it is larger than the sum of its proper divisors (6610231).

27222425 is a wasteful number, since it uses less digits than its factorization.

27222425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2488 (or 2483 counting only the distinct ones).

The product of its digits is 4480, while the sum is 26.

The square root of 27222425 is about 5217.5113799588. The cubic root of 27222425 is about 300.8215444583.

Adding to 27222425 its reverse (52422272), we get a palindrome (79644697).

The spelling of 27222425 in words is "twenty-seven million, two hundred twenty-two thousand, four hundred twenty-five".