2021832238 has 8 divisors (see below), whose sum is σ = 3033542232. Its totient is φ = 1010651496.

The previous prime is 2021832223. The next prime is 2021832257. The reversal of 2021832238 is 8322381202.

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, 122620 + ... + 138127.

It is an arithmetic number, because the mean of its divisors is an integer number (379192779).

Almost surely, 2^2021832238 is an apocalyptic number.

2021832238 is a deficient number, since it is larger than the sum of its proper divisors (1011709994).

2021832238 is a wasteful number, since it uses less digits than its factorization.

2021832238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 264626.

The product of its (nonzero) digits is 9216, while the sum is 31.

The square root of 2021832238 is about 44964.7888686247. The cubic root of 2021832238 is about 1264.4889514477.

The spelling of 2021832238 in words is "two billion, twenty-one million, eight hundred thirty-two thousand, two hundred thirty-eight".