33113420 has 12 divisors (see below), whose sum is σ = 69538224. Its totient is φ = 13245360.

The previous prime is 33113417. The next prime is 33113441. The reversal of 33113420 is 2431133.

It is a happy number.

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 3 ways as a sum of consecutive naturals, for example, 827816 + ... + 827855.

It is an arithmetic number, because the mean of its divisors is an integer number (5794852).

Almost surely, 2^33113420 is an apocalyptic number.

It is an amenable number.

33113420 is an abundant number, since it is smaller than the sum of its proper divisors (36424804).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

33113420 is a wasteful number, since it uses less digits than its factorization.

33113420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1655680 (or 1655678 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 33113420 is about 5754.4261225599. The cubic root of 33113420 is about 321.1204860799.

Adding to 33113420 its reverse (2431133), we get a palindrome (35544553).

It can be divided in two parts, 33113 and 420, that added together give a palindrome (33533).

The spelling of 33113420 in words is "thirty-three million, one hundred thirteen thousand, four hundred twenty".