22072327 has 4 divisors (see below), whose sum is σ = 22488840. Its totient is φ = 21655816.

The previous prime is 22072289. The next prime is 22072331. The reversal of 22072327 is 72327022.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 72327022 = 2 ⋅36163511.

It is a cyclic number.

It is not a de Polignac number, because 22072327 - 2⁷ = 22072199 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22072627) 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, 208177 + ... + 208282.

It is an arithmetic number, because the mean of its divisors is an integer number (5622210).

Almost surely, 2^22072327 is an apocalyptic number.

22072327 is a deficient number, since it is larger than the sum of its proper divisors (416513).

22072327 is an equidigital number, since it uses as much as digits as its factorization.

22072327 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 416512.

The product of its (nonzero) digits is 2352, while the sum is 25.

The square root of 22072327 is about 4698.1195174240. The cubic root of 22072327 is about 280.5106624781.

Adding to 22072327 its reverse (72327022), we get a palindrome (94399349).

The spelling of 22072327 in words is "twenty-two million, seventy-two thousand, three hundred twenty-seven".