33045450 has 48 divisors (see below), whose sum is σ = 86780160. Its totient is φ = 8293120.

The previous prime is 33045449. The next prime is 33045491. The reversal of 33045450 is 5454033.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 33045450.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3930 + ... + 9029.

It is an arithmetic number, because the mean of its divisors is an integer number (1807920).

Almost surely, 2^33045450 is an apocalyptic number.

33045450 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

33045450 is an abundant number, since it is smaller than the sum of its proper divisors (53734710).

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

33045450 is a wasteful number, since it uses less digits than its factorization.

33045450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12991 (or 12986 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 24.

The square root of 33045450 is about 5748.5172001134. The cubic root of 33045450 is about 320.9006204330.

Adding to 33045450 its reverse (5454033), we get a palindrome (38499483).

The spelling of 33045450 in words is "thirty-three million, forty-five thousand, four hundred fifty".