387327247 has 8 divisors (see below), whose sum is σ = 395325392. Its totient is φ = 379382400.

The previous prime is 387327221. The next prime is 387327289. The reversal of 387327247 is 742723783.

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 387327247 - 2¹¹ = 387325199 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (387307247) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1528 + ... + 27874.

It is an arithmetic number, because the mean of its divisors is an integer number (49415674).

Almost surely, 2^387327247 is an apocalyptic number.

387327247 is a deficient number, since it is larger than the sum of its proper divisors (7998145).

387327247 is a wasteful number, since it uses less digits than its factorization.

387327247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26649.

The product of its digits is 395136, while the sum is 43.

The square root of 387327247 is about 19680.6312652821. The cubic root of 387327247 is about 728.9415115499.

The spelling of 387327247 in words is "three hundred eighty-seven million, three hundred twenty-seven thousand, two hundred forty-seven".