33009998 has 16 divisors (see below), whose sum is σ = 56999040. Its totient is φ = 14044536.

The previous prime is 33009997. The next prime is 33010007. The reversal of 33009998 is 89990033.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33009997) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6536 + ... + 10427.

It is an arithmetic number, because the mean of its divisors is an integer number (3562440).

Almost surely, 2^33009998 is an apocalyptic number.

33009998 is a deficient number, since it is larger than the sum of its proper divisors (23989042).

33009998 is a wasteful number, since it uses less digits than its factorization.

33009998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17111.

The product of its (nonzero) digits is 52488, while the sum is 41.

The square root of 33009998 is about 5745.4327948380. The cubic root of 33009998 is about 320.7858225856.

The spelling of 33009998 in words is "thirty-three million, nine thousand, nine hundred ninety-eight".