22035973 has 4 divisors (see below), whose sum is σ = 22057228. Its totient is φ = 22014720.

The previous prime is 22035971. The next prime is 22035977. The reversal of 22035973 is 37953022.

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

It can be written as a sum of positive squares in 2 ways, for example, as 19070689 + 2965284 = 4367^2 + 1722^2 .

It is a cyclic number.

It is not a de Polignac number, because 22035973 - 2¹ = 22035971 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22035971) 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, 8988 + ... + 11173.

It is an arithmetic number, because the mean of its divisors is an integer number (5514307).

Almost surely, 2^22035973 is an apocalyptic number.

It is an amenable number.

22035973 is a deficient number, since it is larger than the sum of its proper divisors (21255).

22035973 is a wasteful number, since it uses less digits than its factorization.

22035973 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21254.

The product of its (nonzero) digits is 11340, while the sum is 31.

The square root of 22035973 is about 4694.2489282099. The cubic root of 22035973 is about 280.3565737797.

Adding to 22035973 its reverse (37953022), we get a palindrome (59988995).

The spelling of 22035973 in words is "twenty-two million, thirty-five thousand, nine hundred seventy-three".