2213276394 has 24 divisors (see below), whose sum is σ = 5149255968. Its totient is φ = 632364600.

The previous prime is 2213276353. The next prime is 2213276399. The reversal of 2213276394 is 4936723122.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2213276399) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3763782 + ... + 3764369.

It is an arithmetic number, because the mean of its divisors is an integer number (214552332).

Almost surely, 2^2213276394 is an apocalyptic number.

2213276394 is an abundant number, since it is smaller than the sum of its proper divisors (2935979574).

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

2213276394 is a wasteful number, since it uses less digits than its factorization.

2213276394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7528170 (or 7528163 counting only the distinct ones).

The product of its digits is 108864, while the sum is 39.

The square root of 2213276394 is about 47045.4715567822. The cubic root of 2213276394 is about 1303.2024387108.

The spelling of 2213276394 in words is "two billion, two hundred thirteen million, two hundred seventy-six thousand, three hundred ninety-four".