2874226021 has 4 divisors (see below), whose sum is σ = 2902131232. Its totient is φ = 2846320812.

The previous prime is 2874225973. The next prime is 2874226037. The reversal of 2874226021 is 1206224782.

2874226021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2874226021 - 2¹⁵ = 2874193253 is a prime.

It is a super-2 number, since 2×2874226021² = 16522350439586984882, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2874206021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13952451 + ... + 13952656.

It is an arithmetic number, because the mean of its divisors is an integer number (725532808).

Almost surely, 2^2874226021 is an apocalyptic number.

It is an amenable number.

2874226021 is a deficient number, since it is larger than the sum of its proper divisors (27905211).

2874226021 is a wasteful number, since it uses less digits than its factorization.

2874226021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27905210.

The product of its (nonzero) digits is 21504, while the sum is 34.

The square root of 2874226021 is about 53611.8085966142. The cubic root of 2874226021 is about 1421.8058788609.

The spelling of 2874226021 in words is "two billion, eight hundred seventy-four million, two hundred twenty-six thousand, twenty-one".