5312378 has 4 divisors (see below), whose sum is σ = 7968570. Its totient is φ = 2656188.

The previous prime is 5312371. The next prime is 5312387. The reversal of 5312378 is 8732135.

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

It can be written as a sum of positive squares in only one way, i.e., 4739329 + 573049 = 2177^2 + 757^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 5312378.

It is not an unprimeable number, because it can be changed into a prime (5312371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1328093 + ... + 1328096.

Almost surely, 2^5312378 is an apocalyptic number.

5312378 is a deficient number, since it is larger than the sum of its proper divisors (2656192).

5312378 is a wasteful number, since it uses less digits than its factorization.

5312378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2656191.

The product of its digits is 5040, while the sum is 29.

The square root of 5312378 is about 2304.8596486554. The cubic root of 5312378 is about 174.4869654717.

The spelling of 5312378 in words is "five million, three hundred twelve thousand, three hundred seventy-eight".