2261798214 has 32 divisors (see below), whose sum is σ = 4963490784. Its totient is φ = 682805760.

The previous prime is 2261798213. The next prime is 2261798233. The reversal of 2261798214 is 4128971622.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2261798213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 269427 + ... + 277694.

It is an arithmetic number, because the mean of its divisors is an integer number (155109087).

Almost surely, 2^2261798214 is an apocalyptic number.

2261798214 is an abundant number, since it is smaller than the sum of its proper divisors (2701692570).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2261798214 is a wasteful number, since it uses less digits than its factorization.

2261798214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 547192.

The product of its digits is 96768, while the sum is 42.

The square root of 2261798214 is about 47558.3663933067. The cubic root of 2261798214 is about 1312.6570808097.

The spelling of 2261798214 in words is "two billion, two hundred sixty-one million, seven hundred ninety-eight thousand, two hundred fourteen".