2251562211 has 16 divisors (see below), whose sum is σ = 3336681600. Its totient is φ = 1500576264.

The previous prime is 2251562179. The next prime is 2251562227. The reversal of 2251562211 is 1122651522.

2251562211 is a `hidden beast` number, since 2 + 25 + 1 + 5 + 622 + 11 = 666.

It is not a de Polignac number, because 2251562211 - 2⁵ = 2251562179 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (2251562251) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 91000 + ... + 113066.

It is an arithmetic number, because the mean of its divisors is an integer number (208542600).

Almost surely, 2^2251562211 is an apocalyptic number.

2251562211 is a deficient number, since it is larger than the sum of its proper divisors (1085119389).

2251562211 is a wasteful number, since it uses less digits than its factorization.

2251562211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25855 (or 25849 counting only the distinct ones).

The product of its digits is 2400, while the sum is 27.

The square root of 2251562211 is about 47450.6291949854. The cubic root of 2251562211 is about 1310.6738973900.

The spelling of 2251562211 in words is "two billion, two hundred fifty-one million, five hundred sixty-two thousand, two hundred eleven".