33388042 has 8 divisors (see below), whose sum is σ = 52259616. Its totient is φ = 15968172.

The previous prime is 33388037. The next prime is 33388049. The reversal of 33388042 is 24088333.

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

It is a super-2 number, since 2×33388042² = 2229522697187528, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 33387995 and 33388013.

It is not an unprimeable number, because it can be changed into a prime (33388049) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 362868 + ... + 362959.

It is an arithmetic number, because the mean of its divisors is an integer number (6532452).

Almost surely, 2^33388042 is an apocalyptic number.

33388042 is a deficient number, since it is larger than the sum of its proper divisors (18871574).

33388042 is a wasteful number, since it uses less digits than its factorization.

33388042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 725852.

The product of its (nonzero) digits is 13824, while the sum is 31.

The square root of 33388042 is about 5778.2386589687. The cubic root of 33388042 is about 322.0057674211.

The spelling of 33388042 in words is "thirty-three million, three hundred eighty-eight thousand, forty-two".