5818398 has 16 divisors (see below), whose sum is σ = 11951760. Its totient is φ = 1886976.

The previous prime is 5818391. The next prime is 5818399. The reversal of 5818398 is 8938185.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5818391) 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, 12883 + ... + 13326.

It is an arithmetic number, because the mean of its divisors is an integer number (746985).

Almost surely, 2^5818398 is an apocalyptic number.

5818398 is an abundant number, since it is smaller than the sum of its proper divisors (6133362).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5818398 is a wasteful number, since it uses less digits than its factorization.

5818398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26251.

The product of its digits is 69120, while the sum is 42.

The square root of 5818398 is about 2412.1355683294. The cubic root of 5818398 is about 179.8599527943.

It can be divided in two parts, 5818 and 398, that added together give a triangular number (6216 = T₁₁₁).

The spelling of 5818398 in words is "five million, eight hundred eighteen thousand, three hundred ninety-eight".