2213672340 has 96 divisors (see below), whose sum is σ = 7159549824. Its totient is φ = 505077760.

The previous prime is 2213672339. The next prime is 2213672353. The reversal of 2213672340 is 432763122.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 2213672298 and 2213672307.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 87429 + ... + 109868.

It is an arithmetic number, because the mean of its divisors is an integer number (74578644).

Almost surely, 2^2213672340 is an apocalyptic number.

2213672340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2213672340 is an abundant number, since it is smaller than the sum of its proper divisors (4945877484).

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

2213672340 is a wasteful number, since it uses less digits than its factorization.

2213672340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197337 (or 197335 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 30.

The square root of 2213672340 is about 47049.6794888127. The cubic root of 2213672340 is about 1303.2801465872.

The spelling of 2213672340 in words is "two billion, two hundred thirteen million, six hundred seventy-two thousand, three hundred forty".