383643125 has 10 divisors (see below), whose sum is σ = 479401230. Its totient is φ = 306914000.

The previous prime is 383643101. The next prime is 383643137. The reversal of 383643125 is 521346383.

It can be written as a sum of positive squares in 5 ways, for example, as 280864081 + 102779044 = 16759^2 + 10138^2 .

It is not a de Polignac number, because 383643125 - 2⁸ = 383642869 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 306290 + ... + 307539.

It is an arithmetic number, because the mean of its divisors is an integer number (47940123).

Almost surely, 2^383643125 is an apocalyptic number.

It is an amenable number.

383643125 is a deficient number, since it is larger than the sum of its proper divisors (95758105).

383643125 is an frugal number, since it uses more digits than its factorization.

383643125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 613849 (or 613834 counting only the distinct ones).

The product of its digits is 51840, while the sum is 35.

The square root of 383643125 is about 19586.8099750827. The cubic root of 383643125 is about 726.6229989704.

The spelling of 383643125 in words is "three hundred eighty-three million, six hundred forty-three thousand, one hundred twenty-five".