20064892 has 12 divisors (see below), whose sum is σ = 35638120. Its totient is φ = 9882576.

The previous prime is 20064881. The next prime is 20064907. The reversal of 20064892 is 29846002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37167 + ... + 37702.

Almost surely, 2^20064892 is an apocalyptic number.

It is an amenable number.

20064892 is a deficient number, since it is larger than the sum of its proper divisors (15573228).

20064892 is a wasteful number, since it uses less digits than its factorization.

20064892 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74940 (or 74938 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 31.

The square root of 20064892 is about 4479.3852256755. The cubic root of 20064892 is about 271.7350180346.

The spelling of 20064892 in words is "twenty million, sixty-four thousand, eight hundred ninety-two".