7713873 has 10 divisors (see below), whose sum is σ = 11523314. Its totient is φ = 5142528.

The previous prime is 7713859. The next prime is 7713907. The reversal of 7713873 is 3783177.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 5817744 + 1896129 = 2412^2 + 1377^2 .

It is not a de Polignac number, because 7713873 - 2⁵ = 7713841 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7714873) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 47536 + ... + 47697.

Almost surely, 2^7713873 is an apocalyptic number.

It is an amenable number.

7713873 is a deficient number, since it is larger than the sum of its proper divisors (3809441).

7713873 is an equidigital number, since it uses as much as digits as its factorization.

7713873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95245 (or 95236 counting only the distinct ones).

The product of its digits is 24696, while the sum is 36.

The square root of 7713873 is about 2777.3860012609. The cubic root of 7713873 is about 197.5866030491.

The spelling of 7713873 in words is "seven million, seven hundred thirteen thousand, eight hundred seventy-three".