1226449052 has 12 divisors (see below), whose sum is σ = 2147562480. Its totient is φ = 612859776.

The previous prime is 1226449043. The next prime is 1226449127. The reversal of 1226449052 is 2509446221.

It is a congruent number.

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, 83552 + ... + 97127.

It is an arithmetic number, because the mean of its divisors is an integer number (178963540).

Almost surely, 2^1226449052 is an apocalyptic number.

It is an amenable number.

1226449052 is a deficient number, since it is larger than the sum of its proper divisors (921113428).

1226449052 is a wasteful number, since it uses less digits than its factorization.

1226449052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182380 (or 182378 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 35.

The square root of 1226449052 is about 35020.6946247501. The cubic root of 1226449052 is about 1070.4092102388.

It can be divided in two parts, 12264 and 49052, that added together give a palindrome (61316).

The spelling of 1226449052 in words is "one billion, two hundred twenty-six million, four hundred forty-nine thousand, fifty-two".