33801136 has 10 divisors (see below), whose sum is σ = 65489732. Its totient is φ = 16900560.

The previous prime is 33801127. The next prime is 33801161. The reversal of 33801136 is 63110833.

It is a happy number.

It is a super-2 number, since 2×33801136² = 2285033589780992, 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 33801136.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1056270 + ... + 1056301.

Almost surely, 2^33801136 is an apocalyptic number.

It is an amenable number.

33801136 is a deficient number, since it is larger than the sum of its proper divisors (31688596).

33801136 is a wasteful number, since it uses less digits than its factorization.

33801136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2112579 (or 2112573 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 33801136 is about 5813.8744396487. The cubic root of 33801136 is about 323.3283347322.

Adding to 33801136 its reverse (63110833), we get a palindrome (96911969).

The spelling of 33801136 in words is "thirty-three million, eight hundred one thousand, one hundred thirty-six".