133276580 has 12 divisors (see below), whose sum is σ = 279880860. Its totient is φ = 53310624.

The previous prime is 133276573. The next prime is 133276603. The reversal of 133276580 is 85672331.

It can be written as a sum of positive squares in 2 ways, for example, as 67634176 + 65642404 = 8224^2 + 8102^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 133276580.

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, 3331895 + ... + 3331934.

It is an arithmetic number, because the mean of its divisors is an integer number (23323405).

Almost surely, 2^133276580 is an apocalyptic number.

133276580 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

133276580 is an abundant number, since it is smaller than the sum of its proper divisors (146604280).

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

133276580 is a wasteful number, since it uses less digits than its factorization.

133276580 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6663838 (or 6663836 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 35.

The square root of 133276580 is about 11544.5476308082. The cubic root of 133276580 is about 510.8004602845.

The spelling of 133276580 in words is "one hundred thirty-three million, two hundred seventy-six thousand, five hundred eighty".