133048782 has 12 divisors (see below), whose sum is σ = 288272400. Its totient is φ = 44349588.

The previous prime is 133048777. The next prime is 133048787. The reversal of 133048782 is 287840331.

It is an interprime number because it is at equal distance from previous prime (133048777) and next prime (133048787).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133048787) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3695782 + ... + 3695817.

It is an arithmetic number, because the mean of its divisors is an integer number (24022700).

Almost surely, 2^133048782 is an apocalyptic number.

133048782 is an abundant number, since it is smaller than the sum of its proper divisors (155223618).

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

133048782 is a wasteful number, since it uses less digits than its factorization.

133048782 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7391607 (or 7391604 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 36.

The square root of 133048782 is about 11534.6773687000. The cubic root of 133048782 is about 510.5092721389.

The spelling of 133048782 in words is "one hundred thirty-three million, forty-eight thousand, seven hundred eighty-two".