387366 has 32 divisors (see below), whose sum is σ = 926208. Its totient is φ = 105600.

The previous prime is 387341. The next prime is 387371. The reversal of 387366 is 663783.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

387366 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 766 + ... + 1166.

It is an arithmetic number, because the mean of its divisors is an integer number (28944).

2³⁸⁷³⁶⁶ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 387366, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (463104).

387366 is an abundant number, since it is smaller than the sum of its proper divisors (538842).

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

387366 is a wasteful number, since it uses less digits than its factorization.

387366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 436.

The product of its digits is 18144, while the sum is 33.

The square root of 387366 is about 622.3873392028. The cubic root of 387366 is about 72.8965821509.

The spelling of 387366 in words is "three hundred eighty-seven thousand, three hundred sixty-six".