2093874821 has 8 divisors (see below), whose sum is σ = 2126001504. Its totient is φ = 2061774000.

The previous prime is 2093874817. The next prime is 2093874823. The reversal of 2093874821 is 1284783902.

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

It is a cyclic number.

It is not a de Polignac number, because 2093874821 - 2² = 2093874817 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2093874823) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 213011 + ... + 222623.

It is an arithmetic number, because the mean of its divisors is an integer number (265750188).

Almost surely, 2^2093874821 is an apocalyptic number.

It is an amenable number.

2093874821 is a deficient number, since it is larger than the sum of its proper divisors (32126683).

2093874821 is an equidigital number, since it uses as much as digits as its factorization.

2093874821 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12931.

The product of its (nonzero) digits is 193536, while the sum is 44.

The square root of 2093874821 is about 45758.8769639291. The cubic root of 2093874821 is about 1279.3329086212.

It can be divided in two parts, 20938 and 74821, that added together give a palindrome (95759).

The spelling of 2093874821 in words is "two billion, ninety-three million, eight hundred seventy-four thousand, eight hundred twenty-one".