39327987 has 12 divisors (see below), whose sum is σ = 55704536. Its totient is φ = 24675840.

The previous prime is 39327983. The next prime is 39327989. The reversal of 39327987 is 78972393.

It is not a de Polignac number, because 39327987 - 2² = 39327983 is a prime.

It is a super-2 number, since 2×39327987² = 3093381122944338, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (39327983) 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, 21814 + ... + 23547.

Almost surely, 2^39327987 is an apocalyptic number.

39327987 is a deficient number, since it is larger than the sum of its proper divisors (16376549).

39327987 is a wasteful number, since it uses less digits than its factorization.

39327987 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45398 (or 45381 counting only the distinct ones).

The product of its digits is 571536, while the sum is 48.

The square root of 39327987 is about 6271.2029946415. The cubic root of 39327987 is about 340.0691526008.

The spelling of 39327987 in words is "thirty-nine million, three hundred twenty-seven thousand, nine hundred eighty-seven".