2216908734 has 16 divisors (see below), whose sum is σ = 4443922560. Its totient is φ = 737285400.

The previous prime is 2216908723. The next prime is 2216908739. The reversal of 2216908734 is 4378096122.

2216908734 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2216908739) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 418192 + ... + 423459.

It is an arithmetic number, because the mean of its divisors is an integer number (277745160).

Almost surely, 2^2216908734 is an apocalyptic number.

2216908734 is an abundant number, since it is smaller than the sum of its proper divisors (2227013826).

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

2216908734 is a wasteful number, since it uses less digits than its factorization.

2216908734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 842095.

The product of its (nonzero) digits is 145152, while the sum is 42.

The square root of 2216908734 is about 47084.0602964528. The cubic root of 2216908734 is about 1303.9149701635.

The spelling of 2216908734 in words is "two billion, two hundred sixteen million, nine hundred eight thousand, seven hundred thirty-four".