133523032 has 32 divisors (see below), whose sum is σ = 279039600. Its totient is φ = 59526144.

The previous prime is 133523021. The next prime is 133523057. The reversal of 133523032 is 230325331.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 133522994 and 133523012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23253 + ... + 28420.

Almost surely, 2^133523032 is an apocalyptic number.

It is an amenable number.

133523032 is an abundant number, since it is smaller than the sum of its proper divisors (145516568).

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

133523032 is a wasteful number, since it uses less digits than its factorization.

133523032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51715 (or 51711 counting only the distinct ones).

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

The square root of 133523032 is about 11555.2166574236. The cubic root of 133523032 is about 511.1151199153.

Adding to 133523032 its reverse (230325331), we get a palindrome (363848363).

It can be divided in two parts, 13352 and 3032, that added together give a 14-th power (16384 = 2¹⁴).

The spelling of 133523032 in words is "one hundred thirty-three million, five hundred twenty-three thousand, thirty-two".