1226633264 has 10 divisors (see below), whose sum is σ = 2376601980. Its totient is φ = 613316624.

The previous prime is 1226633257. The next prime is 1226633267. The reversal of 1226633264 is 4623366221.

It is not an unprimeable number, because it can be changed into a prime (1226633267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38332274 + ... + 38332305.

It is an arithmetic number, because the mean of its divisors is an integer number (237660198).

Almost surely, 2^1226633264 is an apocalyptic number.

It is an amenable number.

1226633264 is a deficient number, since it is larger than the sum of its proper divisors (1149968716).

1226633264 is an equidigital number, since it uses as much as digits as its factorization.

1226633264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76664587 (or 76664581 counting only the distinct ones).

The product of its digits is 62208, while the sum is 35.

The square root of 1226633264 is about 35023.3245709199. The cubic root of 1226633264 is about 1070.4627991886.

Adding to 1226633264 its reverse (4623366221), we get a palindrome (5849999485).

The spelling of 1226633264 in words is "one billion, two hundred twenty-six million, six hundred thirty-three thousand, two hundred sixty-four".