22340671 has 2 divisors, whose sum is σ = 22340672. Its totient is φ = 22340670.

The previous prime is 22340663. The next prime is 22340687. The reversal of 22340671 is 17604322.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22340671 - 2³ = 22340663 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22340611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11170335 + 11170336.

It is an arithmetic number, because the mean of its divisors is an integer number (11170336).

Almost surely, 2^22340671 is an apocalyptic number.

22340671 is a deficient number, since it is larger than the sum of its proper divisors (1).

22340671 is an equidigital number, since it uses as much as digits as its factorization.

22340671 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 22340671 is about 4726.5919011482. The cubic root of 22340671 is about 281.6428547186.

Adding to 22340671 its reverse (17604322), we get a palindrome (39944993).

The spelling of 22340671 in words is "twenty-two million, three hundred forty thousand, six hundred seventy-one".