387542 has 4 divisors (see below), whose sum is σ = 581316. Its totient is φ = 193770.

The previous prime is 387529. The next prime is 387551. The reversal of 387542 is 245783.

It is a happy number.

387542 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 96884 + ... + 96887.

It is an arithmetic number, because the mean of its divisors is an integer number (145329).

2³⁸⁷⁵⁴² is an apocalyptic number.

387542 is a deficient number, since it is larger than the sum of its proper divisors (193774).

387542 is a wasteful number, since it uses less digits than its factorization.

387542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193773.

The product of its digits is 6720, while the sum is 29.

The square root of 387542 is about 622.5287141972. The cubic root of 387542 is about 72.9076206828.

It can be divided in two parts, 387 and 542, that added together give a palindrome (929).

The spelling of 387542 in words is "three hundred eighty-seven thousand, five hundred forty-two".