1226117748 has 12 divisors (see below), whose sum is σ = 2860941440. Its totient is φ = 408705912.

The previous prime is 1226117699. The next prime is 1226117773. The reversal of 1226117748 is 8477116221.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51088228 + ... + 51088251.

Almost surely, 2^1226117748 is an apocalyptic number.

It is an amenable number.

1226117748 is an abundant number, since it is smaller than the sum of its proper divisors (1634823692).

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

1226117748 is a wasteful number, since it uses less digits than its factorization.

1226117748 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102176486 (or 102176484 counting only the distinct ones).

The product of its digits is 37632, while the sum is 39.

The square root of 1226117748 is about 35015.9641877815. The cubic root of 1226117748 is about 1070.3128173802.

The spelling of 1226117748 in words is "one billion, two hundred twenty-six million, one hundred seventeen thousand, seven hundred forty-eight".