53843398 has 32 divisors (see below), whose sum is σ = 94694400. Its totient is φ = 22486464.

The previous prime is 53843381. The next prime is 53843407. The reversal of 53843398 is 89334835.

It is a super-2 number, since 2×53843398² = 5798223016372808, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 98161 + ... + 98707.

It is an arithmetic number, because the mean of its divisors is an integer number (2959200).

Almost surely, 2^53843398 is an apocalyptic number.

53843398 is a deficient number, since it is larger than the sum of its proper divisors (40851002).

53843398 is a wasteful number, since it uses less digits than its factorization.

53843398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 724.

The product of its digits is 311040, while the sum is 43.

The square root of 53843398 is about 7337.8060753879. The cubic root of 53843398 is about 377.6105794206.

The spelling of 53843398 in words is "fifty-three million, eight hundred forty-three thousand, three hundred ninety-eight".