27224023 has 4 divisors (see below), whose sum is σ = 27295488. Its totient is φ = 27152560.

The previous prime is 27224003. The next prime is 27224039. The reversal of 27224023 is 32042272.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-27224023 is a prime.

It is a super-2 number, since 2×27224023² = 1482294856609058, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 27223985 and 27224003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27224003) 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, 35158 + ... + 35923.

It is an arithmetic number, because the mean of its divisors is an integer number (6823872).

Almost surely, 2^27224023 is an apocalyptic number.

27224023 is a deficient number, since it is larger than the sum of its proper divisors (71465).

27224023 is an equidigital number, since it uses as much as digits as its factorization.

27224023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71464.

The product of its (nonzero) digits is 1344, while the sum is 22.

The square root of 27224023 is about 5217.6645158538. The cubic root of 27224023 is about 300.8274305788.

Adding to 27224023 its reverse (32042272), we get a palindrome (59266295).

The spelling of 27224023 in words is "twenty-seven million, two hundred twenty-four thousand, twenty-three".