20766096 has 60 divisors (see below), whose sum is σ = 62592348. Its totient is φ = 6388992.

The previous prime is 20766073. The next prime is 20766101. The reversal of 20766096 is 69066702.

It can be written as a sum of positive squares in 2 ways, for example, as 10112400 + 10653696 = 3180^2 + 3264^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 20766096.

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 11 ways as a sum of consecutive naturals, for example, 3675 + ... + 7418.

Almost surely, 2^20766096 is an apocalyptic number.

20766096 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

20766096 is an abundant number, since it is smaller than the sum of its proper divisors (41826252).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20766096 is a wasteful number, since it uses less digits than its factorization.

20766096 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11120 (or 11111 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 36.

The square root of 20766096 is about 4556.9832126090. The cubic root of 20766096 is about 274.8642680039.

The spelling of 20766096 in words is "twenty million, seven hundred sixty-six thousand, ninety-six".