376686689 has 4 divisors (see below), whose sum is σ = 376979760. Its totient is φ = 376393620.

The previous prime is 376686679. The next prime is 376686691. The reversal of 376686689 is 986686673.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-376686689 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (376686649) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 144599 + ... + 147180.

It is an arithmetic number, because the mean of its divisors is an integer number (94244940).

Almost surely, 2^376686689 is an apocalyptic number.

It is an amenable number.

376686689 is a deficient number, since it is larger than the sum of its proper divisors (293071).

376686689 is a wasteful number, since it uses less digits than its factorization.

376686689 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 293070.

The product of its digits is 15676416, while the sum is 59.

The square root of 376686689 is about 19408.4179932317. The cubic root of 376686689 is about 722.2043355474.

The spelling of 376686689 in words is "three hundred seventy-six million, six hundred eighty-six thousand, six hundred eighty-nine".