383000077 has 4 divisors (see below), whose sum is σ = 385795836. Its totient is φ = 380204320.

The previous prime is 383000069. The next prime is 383000083. The reversal of 383000077 is 770000383.

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 105144516 + 277855561 = 10254^2 + 16669^2 .

It is a cyclic number.

It is not a de Polignac number, because 383000077 - 2³ = 383000069 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (383000017) 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, 1397674 + ... + 1397947.

It is an arithmetic number, because the mean of its divisors is an integer number (96448959).

Almost surely, 2^383000077 is an apocalyptic number.

It is an amenable number.

383000077 is a deficient number, since it is larger than the sum of its proper divisors (2795759).

383000077 is a wasteful number, since it uses less digits than its factorization.

383000077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2795758.

The product of its (nonzero) digits is 3528, while the sum is 28.

The square root of 383000077 is about 19570.3877580389. The cubic root of 383000077 is about 726.2167926611.

The spelling of 383000077 in words is "three hundred eighty-three million, seventy-seven", and thus it is an aban number.