387629 has 8 divisors (see below), whose sum is σ = 427680. Its totient is φ = 348400.

The previous prime is 387623. The next prime is 387631. The reversal of 387629 is 926783.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 387629 - 2⁴ = 387613 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (387623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1307 + ... + 1575.

It is an arithmetic number, because the mean of its divisors is an integer number (53460).

2³⁸⁷⁶²⁹ is an apocalyptic number.

It is an amenable number.

387629 is a deficient number, since it is larger than the sum of its proper divisors (40051).

387629 is a wasteful number, since it uses less digits than its factorization.

387629 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 411.

The product of its digits is 18144, while the sum is 35.

The square root of 387629 is about 622.5985865708. The cubic root of 387629 is about 72.9130759955.

It can be divided in two parts, 38 and 7629, that added together give a palindrome (7667).

The spelling of 387629 in words is "three hundred eighty-seven thousand, six hundred twenty-nine".