22262045 has 16 divisors (see below), whose sum is σ = 30022272. Its totient is φ = 15723840.

The previous prime is 22262041. The next prime is 22262047. The reversal of 22262045 is 54026222.

It is not a de Polignac number, because 22262045 - 2² = 22262041 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

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 22262045.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22262041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5951 + ... + 8940.

It is an arithmetic number, because the mean of its divisors is an integer number (1876392).

Almost surely, 2^22262045 is an apocalyptic number.

It is an amenable number.

22262045 is a deficient number, since it is larger than the sum of its proper divisors (7760227).

22262045 is a wasteful number, since it uses less digits than its factorization.

22262045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14932.

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 22262045 is about 4718.2671607275. The cubic root of 22262045 is about 281.3120607080.

Adding to 22262045 its reverse (54026222), we get a palindrome (76288267).

The spelling of 22262045 in words is "twenty-two million, two hundred sixty-two thousand, forty-five".