22212059 has 4 divisors (see below), whose sum is σ = 22684704. Its totient is φ = 21739416.

The previous prime is 22212049. The next prime is 22212077. The reversal of 22212059 is 95021222.

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-22212059 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22212019) 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, 236252 + ... + 236345.

It is an arithmetic number, because the mean of its divisors is an integer number (5671176).

Almost surely, 2^22212059 is an apocalyptic number.

22212059 is a deficient number, since it is larger than the sum of its proper divisors (472645).

22212059 is an equidigital number, since it uses as much as digits as its factorization.

22212059 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 472644.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 22212059 is about 4712.9671121280. The cubic root of 22212059 is about 281.1013552636.

The spelling of 22212059 in words is "twenty-two million, two hundred twelve thousand, fifty-nine".