20164034 has 16 divisors (see below), whose sum is σ = 33699456. Its totient is φ = 8970000.

The previous prime is 20164013. The next prime is 20164049. The reversal of 20164034 is 43046102.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 20163997 and 20164015.

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 7 ways as a sum of consecutive naturals, for example, 8717 + ... + 10784.

It is an arithmetic number, because the mean of its divisors is an integer number (2106216).

Almost surely, 2^20164034 is an apocalyptic number.

20164034 is a deficient number, since it is larger than the sum of its proper divisors (13535422).

20164034 is a wasteful number, since it uses less digits than its factorization.

20164034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19561.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 20164034 is about 4490.4380632629. The cubic root of 20164034 is about 272.1818366732.

The spelling of 20164034 in words is "twenty million, one hundred sixty-four thousand, thirty-four".