2226535521 has 8 divisors (see below), whose sum is σ = 3392816064. Its totient is φ = 1272306000.

The previous prime is 2226535513. The next prime is 2226535529. The reversal of 2226535521 is 1255356222.

It is an interprime number because it is at equal distance from previous prime (2226535513) and next prime (2226535529).

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

It is not a de Polignac number, because 2226535521 - 2³ = 2226535513 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2226535529) 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, 53012730 + ... + 53012771.

It is an arithmetic number, because the mean of its divisors is an integer number (424102008).

Almost surely, 2^2226535521 is an apocalyptic number.

2226535521 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

2226535521 is a deficient number, since it is larger than the sum of its proper divisors (1166280543).

2226535521 is a wasteful number, since it uses less digits than its factorization.

2226535521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106025511.

The product of its digits is 36000, while the sum is 33.

The square root of 2226535521 is about 47186.1793431085. The cubic root of 2226535521 is about 1305.7996344110.

The spelling of 2226535521 in words is "two billion, two hundred twenty-six million, five hundred thirty-five thousand, five hundred twenty-one".