20463122 has 8 divisors (see below), whose sum is σ = 30769200. Its totient is φ = 10206724.

The previous prime is 20463119. The next prime is 20463137. The reversal of 20463122 is 22136402.

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

It is a junction number, because it is equal to n+sod(n) for n = 20463094 and 20463103.

It is an unprimeable number.

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, 11372 + ... + 13047.

It is an arithmetic number, because the mean of its divisors is an integer number (3846150).

Almost surely, 2^20463122 is an apocalyptic number.

20463122 is a deficient number, since it is larger than the sum of its proper divisors (10306078).

20463122 is a wasteful number, since it uses less digits than its factorization.

20463122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24840.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 20463122 is about 4523.6182420713. The cubic root of 20463122 is about 273.5209720256.

Adding to 20463122 its reverse (22136402), we get a palindrome (42599524).

The spelling of 20463122 in words is "twenty million, four hundred sixty-three thousand, one hundred twenty-two".