33457113 has 6 divisors (see below), whose sum is σ = 48326954. Its totient is φ = 22304736.

The previous prime is 33457103. The next prime is 33457121. The reversal of 33457113 is 31175433.

It can be written as a sum of positive squares in only one way, i.e., 32867289 + 589824 = 5733^2 + 768^2 .

It is not a de Polignac number, because 33457113 - 2⁶ = 33457049 is a prime.

It is a super-2 number, since 2×33457113² = 2238756820589538, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (33457103) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1858720 + ... + 1858737.

Almost surely, 2^33457113 is an apocalyptic number.

It is an amenable number.

33457113 is a deficient number, since it is larger than the sum of its proper divisors (14869841).

33457113 is a wasteful number, since it uses less digits than its factorization.

33457113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3717463 (or 3717460 counting only the distinct ones).

The product of its digits is 3780, while the sum is 27.

The square root of 33457113 is about 5784.2123923660. The cubic root of 33457113 is about 322.2276626421.

The spelling of 33457113 in words is "thirty-three million, four hundred fifty-seven thousand, one hundred thirteen".