2234193857 has 6 divisors (see below), whose sum is σ = 2598960258. Its totient is φ = 1915023264.

The previous prime is 2234193827. The next prime is 2234193883. The reversal of 2234193857 is 7583914322.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1967720881 + 266472976 = 44359^2 + 16324^2 .

It is not a de Polignac number, because 2234193857 - 2¹⁰ = 2234192833 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2234193817) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 22797848 + ... + 22797945.

It is an arithmetic number, because the mean of its divisors is an integer number (433160043).

Almost surely, 2^2234193857 is an apocalyptic number.

It is an amenable number.

2234193857 is a deficient number, since it is larger than the sum of its proper divisors (364766401).

2234193857 is an equidigital number, since it uses as much as digits as its factorization.

2234193857 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45595807 (or 45595800 counting only the distinct ones).

The product of its digits is 362880, while the sum is 44.

The square root of 2234193857 is about 47267.2598846178. The cubic root of 2234193857 is about 1307.2950531268.

The spelling of 2234193857 in words is "two billion, two hundred thirty-four million, one hundred ninety-three thousand, eight hundred fifty-seven".