20464514 has 16 divisors (see below), whose sum is σ = 35296128. Its totient is φ = 8716992.

The previous prime is 20464511. The next prime is 20464529. The reversal of 20464514 is 41546402.

It is not an unprimeable number, because it can be changed into a prime (20464511) 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, 2039 + ... + 6714.

It is an arithmetic number, because the mean of its divisors is an integer number (2206008).

Almost surely, 2^20464514 is an apocalyptic number.

20464514 is a deficient number, since it is larger than the sum of its proper divisors (14831614).

20464514 is a wasteful number, since it uses less digits than its factorization.

20464514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8929.

The product of its (nonzero) digits is 3840, while the sum is 26.

The square root of 20464514 is about 4523.7720985921. The cubic root of 20464514 is about 273.5271739558.

The spelling of 20464514 in words is "twenty million, four hundred sixty-four thousand, five hundred fourteen".