387197516 has 12 divisors (see below), whose sum is σ = 681654288. Its totient is φ = 192439152.

The previous prime is 387197513. The next prime is 387197543. The reversal of 387197516 is 615791783.

It is not an unprimeable number, because it can be changed into a prime (387197513) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 289151 + ... + 290486.

It is an arithmetic number, because the mean of its divisors is an integer number (56804524).

Almost surely, 2^387197516 is an apocalyptic number.

It is an amenable number.

387197516 is a deficient number, since it is larger than the sum of its proper divisors (294456772).

387197516 is a wasteful number, since it uses less digits than its factorization.

387197516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 579808 (or 579806 counting only the distinct ones).

The product of its digits is 317520, while the sum is 47.

The square root of 387197516 is about 19677.3350837963. The cubic root of 387197516 is about 728.8601188155.

The spelling of 387197516 in words is "three hundred eighty-seven million, one hundred ninety-seven thousand, five hundred sixteen".