22343401 has 4 divisors (see below), whose sum is σ = 22888404. Its totient is φ = 21798400.

The previous prime is 22343381. The next prime is 22343407. The reversal of 22343401 is 10434322.

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 767376 + 21576025 = 876^2 + 4645^2 .

It is a cyclic number.

It is not a de Polignac number, because 22343401 - 2⁹ = 22342889 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22343407) 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, 272440 + ... + 272521.

It is an arithmetic number, because the mean of its divisors is an integer number (5722101).

Almost surely, 2^22343401 is an apocalyptic number.

It is an amenable number.

22343401 is a deficient number, since it is larger than the sum of its proper divisors (545003).

22343401 is an equidigital number, since it uses as much as digits as its factorization.

22343401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 545002.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 22343401 is about 4726.8806839183. The cubic root of 22343401 is about 281.6543263776.

Adding to 22343401 its reverse (10434322), we get a palindrome (32777723).

The spelling of 22343401 in words is "twenty-two million, three hundred forty-three thousand, four hundred one".