7479867 has 4 divisors (see below), whose sum is σ = 9973160. Its totient is φ = 4986576.

The previous prime is 7479859. The next prime is 7479887. The reversal of 7479867 is 7689747.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 7479867 - 2³ = 7479859 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7479817) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1246642 + ... + 1246647.

It is an arithmetic number, because the mean of its divisors is an integer number (2493290).

Almost surely, 2^7479867 is an apocalyptic number.

7479867 is a deficient number, since it is larger than the sum of its proper divisors (2493293).

7479867 is a wasteful number, since it uses less digits than its factorization.

7479867 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2493292.

The product of its digits is 592704, while the sum is 48.

The square root of 7479867 is about 2734.9345513193. The cubic root of 7479867 is about 195.5680739208.

The spelling of 7479867 in words is "seven million, four hundred seventy-nine thousand, eight hundred sixty-seven".