33303242 has 32 divisors (see below), whose sum is σ = 59664000. Its totient is φ = 13928544.

The previous prime is 33303233. The next prime is 33303251. The reversal of 33303242 is 24230333.

It is an interprime number because it is at equal distance from previous prime (33303233) and next prime (33303251).

It is a super-2 number, since 2×33303242² = 2218211855421128, which contains 22 as substring.

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, 28934 + ... + 30062.

It is an arithmetic number, because the mean of its divisors is an integer number (1864500).

Almost surely, 2^33303242 is an apocalyptic number.

33303242 is a deficient number, since it is larger than the sum of its proper divisors (26360758).

33303242 is a wasteful number, since it uses less digits than its factorization.

33303242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1195 (or 1181 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 20.

The square root of 33303242 is about 5770.8961175887. The cubic root of 33303242 is about 321.7329228363.

Adding to 33303242 its reverse (24230333), we get a palindrome (57533575).

The spelling of 33303242 in words is "thirty-three million, three hundred three thousand, two hundred forty-two".