20042038 has 8 divisors (see below), whose sum is σ = 30556080. Its totient is φ = 9856680.

The previous prime is 20041981. The next prime is 20042041. The reversal of 20042038 is 83024002.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 82018 + ... + 82261.

It is an arithmetic number, because the mean of its divisors is an integer number (3819510).

Almost surely, 2^20042038 is an apocalyptic number.

20042038 is a deficient number, since it is larger than the sum of its proper divisors (10514042).

20042038 is a wasteful number, since it uses less digits than its factorization.

20042038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164342.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 20042038 is about 4476.8334791457. The cubic root of 20042038 is about 271.6318097139.

The spelling of 20042038 in words is "twenty million, forty-two thousand, thirty-eight".