5398578 has 24 divisors (see below), whose sum is σ = 11810448. Its totient is φ = 1782072.

The previous prime is 5398577. The next prime is 5398579. The reversal of 5398578 is 8758935.

It is an interprime number because it is at equal distance from previous prime (5398577) and next prime (5398579).

It is not an unprimeable number, because it can be changed into a prime (5398573) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 525 + ... + 3327.

It is an arithmetic number, because the mean of its divisors is an integer number (492102).

Almost surely, 2^5398578 is an apocalyptic number.

5398578 is an abundant number, since it is smaller than the sum of its proper divisors (6411870).

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

5398578 is a wasteful number, since it uses less digits than its factorization.

5398578 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2918 (or 2915 counting only the distinct ones).

The product of its digits is 302400, while the sum is 45.

The square root of 5398578 is about 2323.4840218947. The cubic root of 5398578 is about 175.4256631141.

The spelling of 5398578 in words is "five million, three hundred ninety-eight thousand, five hundred seventy-eight".