133302532 has 12 divisors (see below), whose sum is σ = 254486736. Its totient is φ = 60592040.

The previous prime is 133302517. The next prime is 133302557. The reversal of 133302532 is 235203331.

It is a happy number.

It is a super-2 number, since 2×133302532² = 35539130075222048, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1514758 + ... + 1514845.

It is an arithmetic number, because the mean of its divisors is an integer number (21207228).

Almost surely, 2^133302532 is an apocalyptic number.

It is an amenable number.

133302532 is a deficient number, since it is larger than the sum of its proper divisors (121184204).

133302532 is a wasteful number, since it uses less digits than its factorization.

133302532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3029618 (or 3029616 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 22.

The square root of 133302532 is about 11545.6715699001. The cubic root of 133302532 is about 510.8336129790.

Adding to 133302532 its reverse (235203331), we get a palindrome (368505863).

The spelling of 133302532 in words is "one hundred thirty-three million, three hundred two thousand, five hundred thirty-two".