7660887 has 16 divisors (see below), whose sum is σ = 11299680. Its totient is φ = 4586112.

The previous prime is 7660883. The next prime is 7660889. The reversal of 7660887 is 7880667.

It is not a de Polignac number, because 7660887 - 2² = 7660883 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7660883) 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, 1212 + ... + 4097.

It is an arithmetic number, because the mean of its divisors is an integer number (706230).

Almost surely, 2^7660887 is an apocalyptic number.

7660887 is a deficient number, since it is larger than the sum of its proper divisors (3638793).

7660887 is a wasteful number, since it uses less digits than its factorization.

7660887 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5362.

The product of its (nonzero) digits is 112896, while the sum is 42.

The square root of 7660887 is about 2767.8307390446. The cubic root of 7660887 is about 197.1331608488.

The spelling of 7660887 in words is "seven million, six hundred sixty thousand, eight hundred eighty-seven".