2261342386 has 4 divisors (see below), whose sum is σ = 3392013582. Its totient is φ = 1130671192.

The previous prime is 2261342371. The next prime is 2261342417. The reversal of 2261342386 is 6832431622.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1807865361 + 453477025 = 42519^2 + 21295^2 .

It is a super-2 number, since 2×2261342386² = 10227338773440345992, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 565335595 + ... + 565335598.

Almost surely, 2^2261342386 is an apocalyptic number.

2261342386 is a deficient number, since it is larger than the sum of its proper divisors (1130671196).

2261342386 is a wasteful number, since it uses less digits than its factorization.

2261342386 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1130671195.

The product of its digits is 82944, while the sum is 37.

The square root of 2261342386 is about 47553.5738509736. The cubic root of 2261342386 is about 1312.5688934480.

The spelling of 2261342386 in words is "two billion, two hundred sixty-one million, three hundred forty-two thousand, three hundred eighty-six".