387286344 has 48 divisors (see below), whose sum is σ = 1055612220. Its totient is φ = 128269440.

The previous prime is 387286343. The next prime is 387286357. The reversal of 387286344 is 443682783.

387286344 is a `hidden beast` number, since 3 + 8 + 7 + 2 + 8 + 634 + 4 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 362902500 + 24383844 = 19050^2 + 4938^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 387286344.

It is not an unprimeable number, because it can be changed into a prime (387286343) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5827 + ... + 28434.

Almost surely, 2^387286344 is an apocalyptic number.

It is an amenable number.

387286344 is an abundant number, since it is smaller than the sum of its proper divisors (668325876).

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

387286344 is a wasteful number, since it uses less digits than its factorization.

387286344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34430 (or 34423 counting only the distinct ones).

The product of its digits is 774144, while the sum is 45.

The square root of 387286344 is about 19679.5920689429. The cubic root of 387286344 is about 728.9158511258.

The spelling of 387286344 in words is "three hundred eighty-seven million, two hundred eighty-six thousand, three hundred forty-four".