2272321734 has 8 divisors (see below), whose sum is σ = 4544643480. Its totient is φ = 757440576.

The previous prime is 2272321717. The next prime is 2272321747. The reversal of 2272321734 is 4371232722.

It is a sphenic number, since it is the product of 3 distinct primes.

2272321734 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 2272321695 and 2272321704.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 189360139 + ... + 189360150.

It is an arithmetic number, because the mean of its divisors is an integer number (568080435).

Almost surely, 2^2272321734 is an apocalyptic number.

2272321734 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2272321734 is a wasteful number, since it uses less digits than its factorization.

2272321734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 378720294.

The product of its digits is 28224, while the sum is 33.

The square root of 2272321734 is about 47668.8759464706. The cubic root of 2272321734 is about 1314.6897414126.

The spelling of 2272321734 in words is "two billion, two hundred seventy-two million, three hundred twenty-one thousand, seven hundred thirty-four".