33132340 has 12 divisors (see below), whose sum is σ = 69577956. Its totient is φ = 13252928.

The previous prime is 33132329. The next prime is 33132347. The reversal of 33132340 is 4323133.

It can be written as a sum of positive squares in 2 ways, for example, as 15776784 + 17355556 = 3972^2 + 4166^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33132347) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 828289 + ... + 828328.

It is an arithmetic number, because the mean of its divisors is an integer number (5798163).

Almost surely, 2^33132340 is an apocalyptic number.

It is an amenable number.

33132340 is an abundant number, since it is smaller than the sum of its proper divisors (36445616).

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

33132340 is a wasteful number, since it uses less digits than its factorization.

33132340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1656626 (or 1656624 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 19.

The square root of 33132340 is about 5756.0698397431. The cubic root of 33132340 is about 321.1816339250.

Adding to 33132340 its reverse (4323133), we get a palindrome (37455473).

The spelling of 33132340 in words is "thirty-three million, one hundred thirty-two thousand, three hundred forty".