383669376 has 64 divisors (see below), whose sum is σ = 1023084480. Its totient is φ = 127392768.

The previous prime is 383669369. The next prime is 383669383. The reversal of 383669376 is 673966383.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (383669369) and next prime (383669383).

It is a tau number, because it is divible by the number of its divisors (64).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 104565 + ... + 108171.

It is an arithmetic number, because the mean of its divisors is an integer number (15985695).

Almost surely, 2^383669376 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 383669376, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (511542240).

383669376 is an abundant number, since it is smaller than the sum of its proper divisors (639415104).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

383669376 is a wasteful number, since it uses less digits than its factorization.

383669376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3901 (or 3889 counting only the distinct ones).

The product of its digits is 2939328, while the sum is 51.

The square root of 383669376 is about 19587.4800829509. The cubic root of 383669376 is about 726.6395717904.

The spelling of 383669376 in words is "three hundred eighty-three million, six hundred sixty-nine thousand, three hundred seventy-six".