20069694 has 20 divisors (see below), whose sum is σ = 44971344. Its totient is φ = 6689844.

The previous prime is 20069689. The next prime is 20069717. The reversal of 20069694 is 49696002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 61782 + ... + 62105.

Almost surely, 2^20069694 is an apocalyptic number.

20069694 is an abundant number, since it is smaller than the sum of its proper divisors (24901650).

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

20069694 is a wasteful number, since it uses less digits than its factorization.

20069694 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123901 (or 123892 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 36.

The square root of 20069694 is about 4479.9212046642. The cubic root of 20069694 is about 271.7566938299.

The spelling of 20069694 in words is "twenty million, sixty-nine thousand, six hundred ninety-four".