5312398 has 48 divisors (see below), whose sum is σ = 10521504. Its totient is φ = 1958400.

The previous prime is 5312393. The next prime is 5312453. The reversal of 5312398 is 8932135.

It is a happy number.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5312393) 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 23 ways as a sum of consecutive naturals, for example, 52548 + ... + 52648.

It is an arithmetic number, because the mean of its divisors is an integer number (219198).

Almost surely, 2^5312398 is an apocalyptic number.

5312398 is a deficient number, since it is larger than the sum of its proper divisors (5209106).

5312398 is a wasteful number, since it uses less digits than its factorization.

5312398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157 (or 140 counting only the distinct ones).

The product of its digits is 6480, while the sum is 31.

The square root of 5312398 is about 2304.8639873103. The cubic root of 5312398 is about 174.4871844404.

The spelling of 5312398 in words is "five million, three hundred twelve thousand, three hundred ninety-eight".