2318872 has 8 divisors (see below), whose sum is σ = 4347900. Its totient is φ = 1159432.

The previous prime is 2318867. The next prime is 2318879. The reversal of 2318872 is 2788132.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2318879) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 144922 + ... + 144937.

2^2318872 is an apocalyptic number.

It is an amenable number.

2318872 is a deficient number, since it is larger than the sum of its proper divisors (2029028).

2318872 is a wasteful number, since it uses less digits than its factorization.

2318872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 289865 (or 289861 counting only the distinct ones).

The product of its digits is 5376, while the sum is 31.

The square root of 2318872 is about 1522.7842920125. The cubic root of 2318872 is about 132.3606604493.

The spelling of 2318872 in words is "two million, three hundred eighteen thousand, eight hundred seventy-two".