20080634 has 16 divisors (see below), whose sum is σ = 34742400. Its totient is φ = 8526384.

The previous prime is 20080589. The next prime is 20080661. The reversal of 20080634 is 43608002.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5054 + ... + 8105.

It is an arithmetic number, because the mean of its divisors is an integer number (2171400).

Almost surely, 2^20080634 is an apocalyptic number.

20080634 is a deficient number, since it is larger than the sum of its proper divisors (14661766).

20080634 is a wasteful number, since it uses less digits than its factorization.

20080634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13277.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 20080634 is about 4481.1420419353. The cubic root of 20080634 is about 271.8060630960.

Adding to 20080634 its reverse (43608002), we get a palindrome (63688636).

The spelling of 20080634 in words is "twenty million, eighty thousand, six hundred thirty-four".