2347142986 has 4 divisors (see below), whose sum is σ = 3520714482. Its totient is φ = 1173571492.

The previous prime is 2347142951. The next prime is 2347143013. The reversal of 2347142986 is 6892417432.

It is a happy number.

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., 1311526225 + 1035616761 = 36215^2 + 32181^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 586785745 + ... + 586785748.

Almost surely, 2^2347142986 is an apocalyptic number.

2347142986 is a deficient number, since it is larger than the sum of its proper divisors (1173571496).

2347142986 is a wasteful number, since it uses less digits than its factorization.

2347142986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1173571495.

The product of its digits is 580608, while the sum is 46.

The square root of 2347142986 is about 48447.3217629210. The cubic root of 2347142986 is about 1328.9638954146.

The spelling of 2347142986 in words is "two billion, three hundred forty-seven million, one hundred forty-two thousand, nine hundred eighty-six".