7123873 has 8 divisors (see below), whose sum is σ = 7338240. Its totient is φ = 6911520.

The previous prime is 7123861. The next prime is 7123877. The reversal of 7123873 is 3783217.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 7123873 - 2¹³ = 7115681 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7123877) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9436 + ... + 10162.

It is an arithmetic number, because the mean of its divisors is an integer number (917280).

Almost surely, 2^7123873 is an apocalyptic number.

It is an amenable number.

7123873 is a deficient number, since it is larger than the sum of its proper divisors (214367).

7123873 is a wasteful number, since it uses less digits than its factorization.

7123873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1007.

The product of its digits is 7056, while the sum is 31.

The square root of 7123873 is about 2669.0584482173. The cubic root of 7123873 is about 192.4149103896.

The spelling of 7123873 in words is "seven million, one hundred twenty-three thousand, eight hundred seventy-three".