2451091222 has 16 divisors (see below), whose sum is σ = 3704389632. Its totient is φ = 1216313280.

The previous prime is 2451091193. The next prime is 2451091241. The reversal of 2451091222 is 2221901542.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 295147 + ... + 303337.

It is an arithmetic number, because the mean of its divisors is an integer number (231524352).

Almost surely, 2^2451091222 is an apocalyptic number.

2451091222 is a deficient number, since it is larger than the sum of its proper divisors (1253298410).

2451091222 is a wasteful number, since it uses less digits than its factorization.

2451091222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9303.

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 2451091222 is about 49508.4964627285. The cubic root of 2451091222 is about 1348.2998665893.

Adding to 2451091222 its reverse (2221901542), we get a palindrome (4672992764).

The spelling of 2451091222 in words is "two billion, four hundred fifty-one million, ninety-one thousand, two hundred twenty-two".