20034034 has 4 divisors (see below), whose sum is σ = 30051054. Its totient is φ = 10017016.

The previous prime is 20034031. The next prime is 20034061. The reversal of 20034034 is 43043002.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 18088009 + 1946025 = 4253^2 + 1395^2 .

It is a junction number, because it is equal to n+sod(n) for n = 20033999 and 20034017.

It is not an unprimeable number, because it can be changed into a prime (20034031) by changing a digit.

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 as a sum of consecutive naturals, namely, 5008507 + ... + 5008510.

Almost surely, 2^20034034 is an apocalyptic number.

20034034 is a deficient number, since it is larger than the sum of its proper divisors (10017020).

20034034 is a wasteful number, since it uses less digits than its factorization.

20034034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10017019.

The product of its (nonzero) digits is 288, while the sum is 16.

The square root of 20034034 is about 4475.9394544609. The cubic root of 20034034 is about 271.5956452199.

Adding to 20034034 its reverse (43043002), we get a palindrome (63077036).

The spelling of 20034034 in words is "twenty million, thirty-four thousand, thirty-four".