33453013 has 8 divisors (see below), whose sum is σ = 36629280. Its totient is φ = 30299280.

The previous prime is 33453001. The next prime is 33453019. The reversal of 33453013 is 31035433.

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

It is not a de Polignac number, because 33453013 - 2⁵ = 33452981 is a prime.

It is a super-2 number, since 2×33453013² = 2238208157556338, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33453019) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2443 + ... + 8536.

It is an arithmetic number, because the mean of its divisors is an integer number (4578660).

Almost surely, 2^33453013 is an apocalyptic number.

It is an amenable number.

33453013 is a deficient number, since it is larger than the sum of its proper divisors (3176267).

33453013 is a wasteful number, since it uses less digits than its factorization.

33453013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11267.

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

The square root of 33453013 is about 5783.8579685189. The cubic root of 33453013 is about 322.2144996476.

Adding to 33453013 its reverse (31035433), we get a palindrome (64488446).

The spelling of 33453013 in words is "thirty-three million, four hundred fifty-three thousand, thirteen".