20460622 has 48 divisors (see below), whose sum is σ = 40229280. Its totient is φ = 7598592.

The previous prime is 20460619. The next prime is 20460623. The reversal of 20460622 is 22606402.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 20460593 and 20460602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20460623) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 52404 + ... + 52792.

It is an arithmetic number, because the mean of its divisors is an integer number (838110).

Almost surely, 2^20460622 is an apocalyptic number.

20460622 is a deficient number, since it is larger than the sum of its proper divisors (19768658).

20460622 is a wasteful number, since it uses less digits than its factorization.

20460622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 445 (or 428 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 20460622 is about 4523.3419061574. The cubic root of 20460622 is about 273.5098327954.

The spelling of 20460622 in words is "twenty million, four hundred sixty thousand, six hundred twenty-two".