22325315 has 4 divisors (see below), whose sum is σ = 26790384. Its totient is φ = 17860248.

The previous prime is 22325309. The next prime is 22325327. The reversal of 22325315 is 51352322.

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

It is a cyclic number.

It is not a de Polignac number, because 22325315 - 2¹⁴ = 22308931 is a prime.

It is a super-3 number, since 3×22325315³ (a number of 23 digits) contains 333 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2232527 + ... + 2232536.

It is an arithmetic number, because the mean of its divisors is an integer number (6697596).

Almost surely, 2^22325315 is an apocalyptic number.

22325315 is a deficient number, since it is larger than the sum of its proper divisors (4465069).

22325315 is an equidigital number, since it uses as much as digits as its factorization.

22325315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4465068.

The product of its digits is 1800, while the sum is 23.

The square root of 22325315 is about 4724.9671956533. The cubic root of 22325315 is about 281.5783102685.

Adding to 22325315 its reverse (51352322), we get a palindrome (73677637).

The spelling of 22325315 in words is "twenty-two million, three hundred twenty-five thousand, three hundred fifteen".