1226829768 has 32 divisors (see below), whose sum is σ = 3079308960. Its totient is φ = 407312000.

The previous prime is 1226829763. The next prime is 1226829797. The reversal of 1226829768 is 8679286221.

It is a super-2 number, since 2×1226829768² = 3010222559301867648, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1226829768.

It is not an unprimeable number, because it can be changed into a prime (1226829761) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 95805 + ... + 107852.

It is an arithmetic number, because the mean of its divisors is an integer number (96228405).

Almost surely, 2^1226829768 is an apocalyptic number.

It is an amenable number.

1226829768 is an abundant number, since it is smaller than the sum of its proper divisors (1852479192).

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

1226829768 is a wasteful number, since it uses less digits than its factorization.

1226829768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203917 (or 203913 counting only the distinct ones).

The product of its digits is 1161216, while the sum is 51.

The square root of 1226829768 is about 35026.1297890589. The cubic root of 1226829768 is about 1070.5199580794.

The spelling of 1226829768 in words is "one billion, two hundred twenty-six million, eight hundred twenty-nine thousand, seven hundred sixty-eight".