20214192 has 40 divisors (see below), whose sum is σ = 52411824. Its totient is φ = 6713344.

The previous prime is 20214163. The next prime is 20214193. The reversal of 20214192 is 29141202.

It is a super-2 number, since 2×20214192² = 817227116425728, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (20214193) 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 in 7 ways as a sum of consecutive naturals, for example, 16348 + ... + 17540.

Almost surely, 2^20214192 is an apocalyptic number.

It is an amenable number.

20214192 is an abundant number, since it is smaller than the sum of its proper divisors (32197632).

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

20214192 is a wasteful number, since it uses less digits than its factorization.

20214192 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1557 (or 1551 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 21.

The square root of 20214192 is about 4496.0195729111. The cubic root of 20214192 is about 272.4073337526.

Adding to 20214192 its reverse (29141202), we get a palindrome (49355394).

The spelling of 20214192 in words is "twenty million, two hundred fourteen thousand, one hundred ninety-two".