20422334 has 16 divisors (see below), whose sum is σ = 31785072. Its totient is φ = 9834048.

The previous prime is 20422313. The next prime is 20422343. The reversal of 20422334 is 43322402.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4652 + ... + 7904.

It is an arithmetic number, because the mean of its divisors is an integer number (1986567).

Almost surely, 2^20422334 is an apocalyptic number.

20422334 is a deficient number, since it is larger than the sum of its proper divisors (11362738).

20422334 is a wasteful number, since it uses less digits than its factorization.

20422334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3371.

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 20422334 is about 4519.1076552789. The cubic root of 20422334 is about 273.3391197797.

Adding to 20422334 its reverse (43322402), we get a palindrome (63744736).

The spelling of 20422334 in words is "twenty million, four hundred twenty-two thousand, three hundred thirty-four".