20596042 has 8 divisors (see below), whose sum is σ = 30960000. Its totient is φ = 10276044.

The previous prime is 20596033. The next prime is 20596049. The reversal of 20596042 is 24069502.

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 20596042.

It is not an unprimeable number, because it can be changed into a prime (20596049) 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 3 ways as a sum of consecutive naturals, for example, 9792 + ... + 11707.

It is an arithmetic number, because the mean of its divisors is an integer number (3870000).

Almost surely, 2^20596042 is an apocalyptic number.

20596042 is a deficient number, since it is larger than the sum of its proper divisors (10363958).

20596042 is a wasteful number, since it uses less digits than its factorization.

20596042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21980.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 20596042 is about 4538.2862404216. The cubic root of 20596042 is about 274.1119208180. Note that the first 3 decimals are identical.

The spelling of 20596042 in words is "twenty million, five hundred ninety-six thousand, forty-two".