53798398 has 4 divisors (see below), whose sum is σ = 80697600. Its totient is φ = 26899198.

The previous prime is 53798351. The next prime is 53798399. The reversal of 53798398 is 89389735.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53798399) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13449598 + ... + 13449601.

It is an arithmetic number, because the mean of its divisors is an integer number (20174400).

Almost surely, 2^53798398 is an apocalyptic number.

53798398 is a deficient number, since it is larger than the sum of its proper divisors (26899202).

53798398 is a wasteful number, since it uses less digits than its factorization.

53798398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26899201.

The product of its digits is 1632960, while the sum is 52.

The square root of 53798398 is about 7334.7391228318. The cubic root of 53798398 is about 377.5053531981.

The spelling of 53798398 in words is "fifty-three million, seven hundred ninety-eight thousand, three hundred ninety-eight".