1376852866 has 8 divisors (see below), whose sum is σ = 2073132864. Its totient is φ = 685808580.

The previous prime is 1376852863. The next prime is 1376852909. The reversal of 1376852866 is 6682586731.

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

It is a super-2 number, since 2×1376852866² = 3791447629224827912, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1376852861) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1308270 + ... + 1309321.

It is an arithmetic number, because the mean of its divisors is an integer number (259141608).

Almost surely, 2^1376852866 is an apocalyptic number.

1376852866 is a deficient number, since it is larger than the sum of its proper divisors (696279998).

1376852866 is a wasteful number, since it uses less digits than its factorization.

1376852866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2617856.

The product of its digits is 2903040, while the sum is 52.

The square root of 1376852866 is about 37105.9680644502. The cubic root of 1376852866 is about 1112.4893043789.

The spelling of 1376852866 in words is "one billion, three hundred seventy-six million, eight hundred fifty-two thousand, eight hundred sixty-six".