133035552 has 72 divisors (see below), whose sum is σ = 407432844. Its totient is φ = 40932864.

The previous prime is 133035541. The next prime is 133035569. The reversal of 133035552 is 255530331.

It can be written as a sum of positive squares in 2 ways, for example, as 104775696 + 28259856 = 10236^2 + 5316^2 .

It is a tau number, because it is divible by the number of its divisors (72).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14023 + ... + 21510.

Almost surely, 2^133035552 is an apocalyptic number.

133035552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

133035552 is an abundant number, since it is smaller than the sum of its proper divisors (274397292).

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

133035552 is a wasteful number, since it uses less digits than its factorization.

133035552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35562 (or 35551 counting only the distinct ones).

The product of its (nonzero) digits is 6750, while the sum is 27.

The square root of 133035552 is about 11534.1038663608. The cubic root of 133035552 is about 510.4923503717.

Adding to 133035552 its reverse (255530331), we get a palindrome (388565883).

The spelling of 133035552 in words is "one hundred thirty-three million, thirty-five thousand, five hundred fifty-two".