20467382 has 8 divisors (see below), whose sum is σ = 33062736. Its totient is φ = 9446472.

The previous prime is 20467379. The next prime is 20467387. The reversal of 20467382 is 28376402.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20467387) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 393578 + ... + 393629.

It is an arithmetic number, because the mean of its divisors is an integer number (4132842).

Almost surely, 2^20467382 is an apocalyptic number.

20467382 is a deficient number, since it is larger than the sum of its proper divisors (12595354).

20467382 is a wasteful number, since it uses less digits than its factorization.

20467382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 787222.

The product of its (nonzero) digits is 16128, while the sum is 32.

The square root of 20467382 is about 4524.0890795828. The cubic root of 20467382 is about 273.5399511839.

The spelling of 20467382 in words is "twenty million, four hundred sixty-seven thousand, three hundred eighty-two".