33485018 has 16 divisors (see below), whose sum is σ = 57932160. Its totient is φ = 14218416.

The previous prime is 33484999. The next prime is 33485021. The reversal of 33485018 is 81058433.

It is a happy number.

It is a super-2 number, since 2×33485018² = 2242492860920648, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9446 + ... + 12497.

It is an arithmetic number, because the mean of its divisors is an integer number (3620760).

Almost surely, 2^33485018 is an apocalyptic number.

33485018 is a deficient number, since it is larger than the sum of its proper divisors (24447142).

33485018 is a wasteful number, since it uses less digits than its factorization.

33485018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22061.

The product of its (nonzero) digits is 11520, while the sum is 32.

The square root of 33485018 is about 5786.6240589829. The cubic root of 33485018 is about 322.3172227128.

The spelling of 33485018 in words is "thirty-three million, four hundred eighty-five thousand, eighteen".