20034553 has 8 divisors (see below), whose sum is σ = 24978240. Its totient is φ = 15611280.

The previous prime is 20034533. The next prime is 20034557. The reversal of 20034553 is 35543002.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20034553 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20034557) 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, 130018 + ... + 130171.

It is an arithmetic number, because the mean of its divisors is an integer number (3122280).

Almost surely, 2^20034553 is an apocalyptic number.

It is an amenable number.

20034553 is a deficient number, since it is larger than the sum of its proper divisors (4943687).

20034553 is a wasteful number, since it uses less digits than its factorization.

20034553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260207.

The product of its (nonzero) digits is 1800, while the sum is 22.

The square root of 20034553 is about 4475.9974307410. The cubic root of 20034553 is about 271.5979905109.

Adding to 20034553 its reverse (35543002), we get a palindrome (55577555).

It can be divided in two parts, 2003 and 4553, that added together give a palindrome (6556).

The spelling of 20034553 in words is "twenty million, thirty-four thousand, five hundred fifty-three".