20076842 has 8 divisors (see below), whose sum is σ = 30186432. Its totient is φ = 10014700.

The previous prime is 20076821. The next prime is 20076857. The reversal of 20076842 is 24867002.

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

It is an unprimeable number.

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, 10784 + ... + 12507.

It is an arithmetic number, because the mean of its divisors is an integer number (3773304).

Almost surely, 2^20076842 is an apocalyptic number.

20076842 is a deficient number, since it is larger than the sum of its proper divisors (10109590).

20076842 is a wasteful number, since it uses less digits than its factorization.

20076842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23724.

The product of its (nonzero) digits is 5376, while the sum is 29.

The square root of 20076842 is about 4480.7189155313. The cubic root of 20076842 is about 271.7889528548.

The spelling of 20076842 in words is "twenty million, seventy-six thousand, eight hundred forty-two".