53506898 has 4 divisors (see below), whose sum is σ = 80260350. Its totient is φ = 26753448.

The previous prime is 53506897. The next prime is 53506909. The reversal of 53506898 is 89860535.

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

It can be written as a sum of positive squares in only one way, i.e., 33373729 + 20133169 = 5777^2 + 4487^2 .

It is not an unprimeable number, because it can be changed into a prime (53506891) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13376723 + ... + 13376726.

Almost surely, 2^53506898 is an apocalyptic number.

53506898 is a deficient number, since it is larger than the sum of its proper divisors (26753452).

53506898 is a wasteful number, since it uses less digits than its factorization.

53506898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26753451.

The product of its (nonzero) digits is 259200, while the sum is 44.

The square root of 53506898 is about 7314.8409415380. The cubic root of 53506898 is about 376.8222959191.

The spelling of 53506898 in words is "fifty-three million, five hundred six thousand, eight hundred ninety-eight".