122644336 has 10 divisors (see below), whose sum is σ = 237623432. Its totient is φ = 61322160.

The previous prime is 122644331. The next prime is 122644337. The reversal of 122644336 is 633446221.

It is a super-3 number, since 3×122644336³ (a number of 25 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 122644298 and 122644307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122644331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3832620 + ... + 3832651.

Almost surely, 2^122644336 is an apocalyptic number.

122644336 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

122644336 is a deficient number, since it is larger than the sum of its proper divisors (114979096).

122644336 is an equidigital number, since it uses as much as digits as its factorization.

122644336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7665279 (or 7665273 counting only the distinct ones).

The product of its digits is 20736, while the sum is 31.

The square root of 122644336 is about 11074.4903268728. The cubic root of 122644336 is about 496.8391751448.

The spelling of 122644336 in words is "one hundred twenty-two million, six hundred forty-four thousand, three hundred thirty-six".