33498145 has 8 divisors (see below), whose sum is σ = 40230720. Its totient is φ = 26776560.

The previous prime is 33498139. The next prime is 33498187. The reversal of 33498145 is 54189433.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-33498145 is a prime.

It is a super-2 number, since 2×33498145² = 2244251436882050, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7326 + ... + 10984.

It is an arithmetic number, because the mean of its divisors is an integer number (5028840).

Almost surely, 2^33498145 is an apocalyptic number.

It is an amenable number.

33498145 is a deficient number, since it is larger than the sum of its proper divisors (6732575).

33498145 is a wasteful number, since it uses less digits than its factorization.

33498145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5495.

The product of its digits is 51840, while the sum is 37.

The square root of 33498145 is about 5787.7582015838. The cubic root of 33498145 is about 322.3593361281.

The spelling of 33498145 in words is "thirty-three million, four hundred ninety-eight thousand, one hundred forty-five".