20167696 has 10 divisors (see below), whose sum is σ = 39074942. Its totient is φ = 10083840.

The previous prime is 20167691. The next prime is 20167699. The reversal of 20167696 is 69676102.

It can be written as a sum of positive squares in only one way, i.e., 17808400 + 2359296 = 4220^2 + 1536^2 .

It is not an unprimeable number, because it can be changed into a prime (20167691) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 630225 + ... + 630256.

Almost surely, 2^20167696 is an apocalyptic number.

It is an amenable number.

20167696 is a deficient number, since it is larger than the sum of its proper divisors (18907246).

20167696 is a wasteful number, since it uses less digits than its factorization.

20167696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1260489 (or 1260483 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 37.

The square root of 20167696 is about 4490.8458000693. The cubic root of 20167696 is about 272.1983127010.

The spelling of 20167696 in words is "twenty million, one hundred sixty-seven thousand, six hundred ninety-six".