4686769397 has 4 divisors (see below), whose sum is σ = 4686928140. Its totient is φ = 4686610656.

The previous prime is 4686769393. The next prime is 4686769403. The reversal of 4686769397 is 7939676864.

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

It can be written as a sum of positive squares in 2 ways, for example, as 3562776721 + 1123992676 = 59689^2 + 33526^2 .

It is a cyclic number.

It is not a de Polignac number, because 4686769397 - 2² = 4686769393 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4686769393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20558 + ... + 98975.

It is an arithmetic number, because the mean of its divisors is an integer number (1171732035).

Almost surely, 2^4686769397 is an apocalyptic number.

It is an amenable number.

4686769397 is a deficient number, since it is larger than the sum of its proper divisors (158743).

4686769397 is a wasteful number, since it uses less digits than its factorization.

4686769397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158742.

The product of its digits is 82301184, while the sum is 65.

The square root of 4686769397 is about 68459.9839103107. The cubic root of 4686769397 is about 1673.4954214038.

The spelling of 4686769397 in words is "four billion, six hundred eighty-six million, seven hundred sixty-nine thousand, three hundred ninety-seven".