2281299164 has 12 divisors (see below), whose sum is σ = 3993822000. Its totient is φ = 1140207168.

The previous prime is 2281299157. The next prime is 2281299169. The reversal of 2281299164 is 4619921822.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2281299169) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 98864 + ... + 119735.

It is an arithmetic number, because the mean of its divisors is an integer number (332818500).

Almost surely, 2^2281299164 is an apocalyptic number.

It is an amenable number.

2281299164 is a deficient number, since it is larger than the sum of its proper divisors (1712522836).

2281299164 is a wasteful number, since it uses less digits than its factorization.

2281299164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221212 (or 221210 counting only the distinct ones).

The product of its digits is 124416, while the sum is 44.

The square root of 2281299164 is about 47762.9476058587. The cubic root of 2281299164 is about 1316.4188137712.

The spelling of 2281299164 in words is "two billion, two hundred eighty-one million, two hundred ninety-nine thousand, one hundred sixty-four".