20936006 has 32 divisors (see below), whose sum is σ = 39708480. Its totient is φ = 8055936.

The previous prime is 20935997. The next prime is 20936017. The reversal of 20936006 is 60063902.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5180 + ... + 8288.

It is an arithmetic number, because the mean of its divisors is an integer number (1240890).

Almost surely, 2^20936006 is an apocalyptic number.

20936006 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

20936006 is a deficient number, since it is larger than the sum of its proper divisors (18772474).

20936006 is a wasteful number, since it uses less digits than its factorization.

20936006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3168.

The product of its (nonzero) digits is 1944, while the sum is 26.

The square root of 20936006 is about 4575.5880496391. The cubic root of 20936006 is about 275.6118871013.

Adding to 20936006 its reverse (60063902), we get a palindrome (80999908).

The spelling of 20936006 in words is "twenty million, nine hundred thirty-six thousand, six".