22350901 has 4 divisors (see below), whose sum is σ = 22414572. Its totient is φ = 22287232.

The previous prime is 22350899. The next prime is 22350929. The reversal of 22350901 is 10905322.

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 4626801 + 17724100 = 2151^2 + 4210^2 .

It is a cyclic number.

It is not a de Polignac number, because 22350901 - 2¹ = 22350899 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 (22350961) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31306 + ... + 32011.

It is an arithmetic number, because the mean of its divisors is an integer number (5603643).

Almost surely, 2^22350901 is an apocalyptic number.

It is an amenable number.

22350901 is a deficient number, since it is larger than the sum of its proper divisors (63671).

22350901 is an equidigital number, since it uses as much as digits as its factorization.

22350901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63670.

The product of its (nonzero) digits is 540, while the sum is 22.

The square root of 22350901 is about 4727.6739523787. The cubic root of 22350901 is about 281.6858371151.

The spelling of 22350901 in words is "twenty-two million, three hundred fifty thousand, nine hundred one".