2272345790 has 32 divisors (see below), whose sum is σ = 4805299296. Its totient is φ = 762744960.

The previous prime is 2272345771. The next prime is 2272345799. The reversal of 2272345790 is 975432722.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2272345799) 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 15 ways as a sum of consecutive naturals, for example, 793097 + ... + 795956.

It is an arithmetic number, because the mean of its divisors is an integer number (150165603).

Almost surely, 2^2272345790 is an apocalyptic number.

2272345790 is an abundant number, since it is smaller than the sum of its proper divisors (2532953506).

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

2272345790 is a wasteful number, since it uses less digits than its factorization.

2272345790 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1589084.

The product of its (nonzero) digits is 211680, while the sum is 41.

The square root of 2272345790 is about 47669.1282697723. The cubic root of 2272345790 is about 1314.6943807299.

The spelling of 2272345790 in words is "two billion, two hundred seventy-two million, three hundred forty-five thousand, seven hundred ninety".