2264557021 has 8 divisors (see below), whose sum is σ = 2274179544. Its totient is φ = 2254950720.

The previous prime is 2264557007. The next prime is 2264557039. The reversal of 2264557021 is 1207554622.

It can be written as a sum of positive squares in 4 ways, for example, as 631265625 + 1633291396 = 25125^2 + 40414^2 .

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 2264557021 - 2⁹ = 2264556509 is a prime.

It is a super-3 number, since 3×2264557021³ (a number of 29 digits) contains 333 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 (2264557091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 332971 + ... + 339703.

It is an arithmetic number, because the mean of its divisors is an integer number (284272443).

Almost surely, 2^2264557021 is an apocalyptic number.

It is an amenable number.

2264557021 is a deficient number, since it is larger than the sum of its proper divisors (9622523).

2264557021 is a wasteful number, since it uses less digits than its factorization.

2264557021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8111.

The product of its (nonzero) digits is 33600, while the sum is 34.

The square root of 2264557021 is about 47587.3619882422. The cubic root of 2264557021 is about 1313.1905643217.

The spelling of 2264557021 in words is "two billion, two hundred sixty-four million, five hundred fifty-seven thousand, twenty-one".