6735987 has 16 divisors (see below), whose sum is σ = 10414080. Its totient is φ = 4295016.

The previous prime is 6735977. The next prime is 6736003. The reversal of 6735987 is 7895376.

It is a happy number.

6735987 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 6735987 - 2⁶ = 6735923 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6735947) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4803 + ... + 6044.

It is an arithmetic number, because the mean of its divisors is an integer number (650880).

Almost surely, 2^6735987 is an apocalyptic number.

6735987 is a deficient number, since it is larger than the sum of its proper divisors (3678093).

6735987 is a wasteful number, since it uses less digits than its factorization.

6735987 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10879 (or 10873 counting only the distinct ones).

The product of its digits is 317520, while the sum is 45.

The square root of 6735987 is about 2595.3780071504. The cubic root of 6735987 is about 188.8572870751.

Adding to 6735987 its product of digits (317520), we get a palindrome (7053507).

The spelling of 6735987 in words is "six million, seven hundred thirty-five thousand, nine hundred eighty-seven".