22247027 has 16 divisors (see below), whose sum is σ = 25477632. Its totient is φ = 19242720.

The previous prime is 22247023. The next prime is 22247053. The reversal of 22247027 is 72074222.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 22247027 - 2² = 22247023 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22246987 and 22247005.

It is not an unprimeable number, because it can be changed into a prime (22247021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18548 + ... + 19710.

It is an arithmetic number, because the mean of its divisors is an integer number (1592352).

Almost surely, 2^22247027 is an apocalyptic number.

22247027 is a deficient number, since it is larger than the sum of its proper divisors (3230605).

22247027 is a wasteful number, since it uses less digits than its factorization.

22247027 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1258.

The product of its (nonzero) digits is 3136, while the sum is 26.

The square root of 22247027 is about 4716.6754181309. The cubic root of 22247027 is about 281.2487886697.

The spelling of 22247027 in words is "twenty-two million, two hundred forty-seven thousand, twenty-seven".