33749030 has 32 divisors (see below), whose sum is σ = 69866496. Its totient is φ = 11497824.

The previous prime is 33749021. The next prime is 33749041. The reversal of 33749030 is 3094733.

It is a super-2 number, since 2×33749030² = 2277994051881800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 33748984 and 33749002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10247 + ... + 13133.

It is an arithmetic number, because the mean of its divisors is an integer number (2183328).

Almost surely, 2^33749030 is an apocalyptic number.

33749030 is an abundant number, since it is smaller than the sum of its proper divisors (36117466).

33749030 is a wasteful number, since it uses less digits than its factorization.

33749030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3068.

The product of its (nonzero) digits is 6804, while the sum is 29.

The square root of 33749030 is about 5809.3915344036. The cubic root of 33749030 is about 323.1621074727.

The spelling of 33749030 in words is "thirty-three million, seven hundred forty-nine thousand, thirty".