20040182 has 8 divisors (see below), whose sum is σ = 30135000. Its totient is φ = 9995184.

The previous prime is 20040173. The next prime is 20040187. The reversal of 20040182 is 28104002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 20040182.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20040187) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11432 + ... + 13067.

It is an arithmetic number, because the mean of its divisors is an integer number (3766875).

Almost surely, 2^20040182 is an apocalyptic number.

20040182 is a deficient number, since it is larger than the sum of its proper divisors (10094818).

20040182 is a wasteful number, since it uses less digits than its factorization.

20040182 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24910.

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 20040182 is about 4476.6261849746. The cubic root of 20040182 is about 271.6234246019.

Adding to 20040182 its reverse (28104002), we get a palindrome (48144184).

The spelling of 20040182 in words is "twenty million, forty thousand, one hundred eighty-two".