133593796 has 36 divisors (see below), whose sum is σ = 275713788. Its totient is φ = 56464128.

The previous prime is 133593793. The next prime is 133593799. The reversal of 133593796 is 697395331.

It is an interprime number because it is at equal distance from previous prime (133593793) and next prime (133593799).

It can be written as a sum of positive squares in 2 ways, for example, as 105884100 + 27709696 = 10290^2 + 5264^2 .

It is not an unprimeable number, because it can be changed into a prime (133593793) 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 11 ways as a sum of consecutive naturals, for example, 9640 + ... + 18976.

Almost surely, 2^133593796 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 133593796, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (137856894).

133593796 is an abundant number, since it is smaller than the sum of its proper divisors (142119992).

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

133593796 is a wasteful number, since it uses less digits than its factorization.

133593796 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9428 (or 9419 counting only the distinct ones).

The product of its digits is 459270, while the sum is 46.

The square root of 133593796 is about 11558.2782454828. The cubic root of 133593796 is about 511.2053968815.

The spelling of 133593796 in words is "one hundred thirty-three million, five hundred ninety-three thousand, seven hundred ninety-six".