122440336 has 10 divisors (see below), whose sum is σ = 237228182. Its totient is φ = 61220160.

The previous prime is 122440333. The next prime is 122440343. The reversal of 122440336 is 633044221.

It can be written as a sum of positive squares in only one way, i.e., 105267600 + 17172736 = 10260^2 + 4144^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 122440336.

It is not an unprimeable number, because it can be changed into a prime (122440333) 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 as a sum of consecutive naturals, namely, 3826245 + ... + 3826276.

Almost surely, 2^122440336 is an apocalyptic number.

122440336 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

122440336 is a deficient number, since it is larger than the sum of its proper divisors (114787846).

122440336 is an equidigital number, since it uses as much as digits as its factorization.

122440336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7652529 (or 7652523 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

The square root of 122440336 is about 11065.2761375395. The cubic root of 122440336 is about 496.5635504039.

Adding to 122440336 its reverse (633044221), we get a palindrome (755484557).

The spelling of 122440336 in words is "one hundred twenty-two million, four hundred forty thousand, three hundred thirty-six".