20384102 has 4 divisors (see below), whose sum is σ = 30576156. Its totient is φ = 10192050.

The previous prime is 20384101. The next prime is 20384113. The reversal of 20384102 is 20148302.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×20384102² = 831023228692808, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20384101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5096024 + ... + 5096027.

It is an arithmetic number, because the mean of its divisors is an integer number (7644039).

Almost surely, 2^20384102 is an apocalyptic number.

20384102 is a deficient number, since it is larger than the sum of its proper divisors (10192054).

20384102 is a wasteful number, since it uses less digits than its factorization.

20384102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10192053.

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 20384102 is about 4514.8756350535. The cubic root of 20384102 is about 273.1684434139.

The spelling of 20384102 in words is "twenty million, three hundred eighty-four thousand, one hundred two".