22420435 has 8 divisors (see below), whose sum is σ = 27207360. Its totient is φ = 17734464.

The previous prime is 22420429. The next prime is 22420439. The reversal of 22420435 is 53402422.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22420435 - 2³ = 22420427 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22420439) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24747 + ... + 25636.

It is an arithmetic number, because the mean of its divisors is an integer number (3400920).

Almost surely, 2^22420435 is an apocalyptic number.

22420435 is a deficient number, since it is larger than the sum of its proper divisors (4786925).

22420435 is an equidigital number, since it uses as much as digits as its factorization.

22420435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50477.

The product of its (nonzero) digits is 1920, while the sum is 22.

The square root of 22420435 is about 4735.0221752385. The cubic root of 22420435 is about 281.9776443891.

Adding to 22420435 its reverse (53402422), we get a palindrome (75822857).

The spelling of 22420435 in words is "twenty-two million, four hundred twenty thousand, four hundred thirty-five".