20033488 has 20 divisors (see below), whose sum is σ = 39124480. Its totient is φ = 9936864.

The previous prime is 20033477. The next prime is 20033491. The reversal of 20033488 is 88433002.

It is a super-2 number, since 2×20033488² = 802681282892288, which contains 22 as substring.

It is a congruent 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, 2898 + ... + 6961.

It is an arithmetic number, because the mean of its divisors is an integer number (1956224).

Almost surely, 2^20033488 is an apocalyptic number.

It is an amenable number.

20033488 is a deficient number, since it is larger than the sum of its proper divisors (19090992).

20033488 is a wasteful number, since it uses less digits than its factorization.

20033488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9994 (or 9988 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 28.

The square root of 20033488 is about 4475.8784612632. The cubic root of 20033488 is about 271.5931778757.

The spelling of 20033488 in words is "twenty million, thirty-three thousand, four hundred eighty-eight".