12620022 has 16 divisors (see below), whose sum is σ = 25524720. Its totient is φ = 4159232.

The previous prime is 12620011. The next prime is 12620039. The reversal of 12620022 is 22002621.

It is a junction number, because it is equal to n+sod(n) for n = 12619983 and 12620010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11283 + ... + 12350.

It is an arithmetic number, because the mean of its divisors is an integer number (1595295).

Almost surely, 2^12620022 is an apocalyptic number.

12620022 is an abundant number, since it is smaller than the sum of its proper divisors (12904698).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12620022 is a wasteful number, since it uses less digits than its factorization.

12620022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23727.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 12620022 is about 3552.4670301074. The cubic root of 12620022 is about 232.8198672833.

Adding to 12620022 its reverse (22002621), we get a palindrome (34622643).

The spelling of 12620022 in words is "twelve million, six hundred twenty thousand, twenty-two".