383677797 has 4 divisors (see below), whose sum is σ = 511570400. Its totient is φ = 255785196.

The previous prime is 383677783. The next prime is 383677817. The reversal of 383677797 is 797776383.

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, and also an emirpimes, since its reverse is a distinct semiprime: 797776383 = 3 ⋅265925461.

It is not a de Polignac number, because 383677797 - 2⁶ = 383677733 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 (383677717) 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, 63946297 + ... + 63946302.

It is an arithmetic number, because the mean of its divisors is an integer number (127892600).

Almost surely, 2^383677797 is an apocalyptic number.

It is an amenable number.

383677797 is a deficient number, since it is larger than the sum of its proper divisors (127892603).

383677797 is a wasteful number, since it uses less digits than its factorization.

383677797 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127892602.

The product of its digits is 9335088, while the sum is 57.

The square root of 383677797 is about 19587.6950405095. The cubic root of 383677797 is about 726.6448879883.

It can be divided in two parts, 38367 and 7797, that added together give a palindrome (46164).

The spelling of 383677797 in words is "three hundred eighty-three million, six hundred seventy-seven thousand, seven hundred ninety-seven".