22259051 has 4 divisors (see below), whose sum is σ = 23430600. Its totient is φ = 21087504.

The previous prime is 22259047. The next prime is 22259053. The reversal of 22259051 is 15095222.

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 22259051 - 2² = 22259047 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22259051.

It is not an unprimeable number, because it can be changed into a prime (22259053) 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, 585746 + ... + 585783.

It is an arithmetic number, because the mean of its divisors is an integer number (5857650).

Almost surely, 2^22259051 is an apocalyptic number.

22259051 is a deficient number, since it is larger than the sum of its proper divisors (1171549).

22259051 is a wasteful number, since it uses less digits than its factorization.

22259051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1171548.

The product of its (nonzero) digits is 1800, while the sum is 26.

The square root of 22259051 is about 4717.9498725612. The cubic root of 22259051 is about 281.2994490174.

The spelling of 22259051 in words is "twenty-two million, two hundred fifty-nine thousand, fifty-one".