33145350 has 48 divisors (see below), whose sum is σ = 93946368. Its totient is φ = 7575840.

The previous prime is 33145339. The next prime is 33145379. The reversal of 33145350 is 5354133.

It is a happy number.

It is a super-2 number, since 2×33145350² = 2197228453245000, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 33145350.

It is a congruent number.

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, 14734 + ... + 16833.

It is an arithmetic number, because the mean of its divisors is an integer number (1957216).

Almost surely, 2^33145350 is an apocalyptic number.

33145350 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

33145350 is an abundant number, since it is smaller than the sum of its proper divisors (60801018).

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

33145350 is a wasteful number, since it uses less digits than its factorization.

33145350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31589 (or 31584 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 24.

The square root of 33145350 is about 5757.1998402001. The cubic root of 33145350 is about 321.2236676423.

Adding to 33145350 its reverse (5354133), we get a palindrome (38499483).

The spelling of 33145350 in words is "thirty-three million, one hundred forty-five thousand, three hundred fifty".