1233057276 has 144 divisors (see below), whose sum is σ = 3542119840. Its totient is φ = 370656000.

The previous prime is 1233057253. The next prime is 1233057323. The reversal of 1233057276 is 6727503321.

1233057276 is a `hidden beast` number, since 1 + 2 + 330 + 57 + 276 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 1233057276.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2051376 + ... + 2051976.

Almost surely, 2^1233057276 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1233057276, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1771059920).

1233057276 is an abundant number, since it is smaller than the sum of its proper divisors (2309062564).

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

1233057276 is a wasteful number, since it uses less digits than its factorization.

1233057276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 793 (or 774 counting only the distinct ones).

The product of its (nonzero) digits is 52920, while the sum is 36.

The square root of 1233057276 is about 35114.9152925078. The cubic root of 1233057276 is about 1072.3282565232.

The spelling of 1233057276 in words is "one billion, two hundred thirty-three million, fifty-seven thousand, two hundred seventy-six".