2274022521 has 6 divisors (see below), whose sum is σ = 3284699210. Its totient is φ = 1516015008.

The previous prime is 2274022519. The next prime is 2274022523. The reversal of 2274022521 is 1252204722.

2274022521 is a `hidden beast` number, since 2 + 2 + 7 + 402 + 252 + 1 = 666.

2274022521 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2274022519) and next prime (2274022523).

It can be written as a sum of positive squares in only one way, i.e., 1892250000 + 381772521 = 43500^2 + 19539^2 .

It is not a de Polignac number, because 2274022521 - 2¹ = 2274022519 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2274022523) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 126334576 + ... + 126334593.

Almost surely, 2^2274022521 is an apocalyptic number.

It is an amenable number.

2274022521 is a deficient number, since it is larger than the sum of its proper divisors (1010676689).

2274022521 is a wasteful number, since it uses less digits than its factorization.

2274022521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252669175 (or 252669172 counting only the distinct ones).

The product of its (nonzero) digits is 4480, while the sum is 27.

The square root of 2274022521 is about 47686.7122058126. The cubic root of 2274022521 is about 1315.0176658655.

The spelling of 2274022521 in words is "two billion, two hundred seventy-four million, twenty-two thousand, five hundred twenty-one".