2521224266 has 16 divisors (see below), whose sum is σ = 4342779360. Its totient is φ = 1085694480.

The previous prime is 2521224259. The next prime is 2521224269. The reversal of 2521224266 is 6624221252.

It is not an unprimeable number, because it can be changed into a prime (2521224269) 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, 3015401 + ... + 3016236.

It is an arithmetic number, because the mean of its divisors is an integer number (271423710).

Almost surely, 2^2521224266 is an apocalyptic number.

2521224266 is a deficient number, since it is larger than the sum of its proper divisors (1821555094).

2521224266 is a wasteful number, since it uses less digits than its factorization.

2521224266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6031669.

The product of its digits is 23040, while the sum is 32.

The square root of 2521224266 is about 50211.7940926233. The cubic root of 2521224266 is about 1361.0387583769.

The spelling of 2521224266 in words is "two billion, five hundred twenty-one million, two hundred twenty-four thousand, two hundred sixty-six".