53486338 has 4 divisors (see below), whose sum is σ = 80229510. Its totient is φ = 26743168.

The previous prime is 53486299. The next prime is 53486347. The reversal of 53486338 is 83368435.

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., 46689889 + 6796449 = 6833^2 + 2607^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 53486338.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13371583 + ... + 13371586.

Almost surely, 2^53486338 is an apocalyptic number.

53486338 is a deficient number, since it is larger than the sum of its proper divisors (26743172).

53486338 is a wasteful number, since it uses less digits than its factorization.

53486338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26743171.

The product of its digits is 207360, while the sum is 40.

The square root of 53486338 is about 7313.4354444406. The cubic root of 53486338 is about 376.7740251402.

It can be divided in two parts, 53486 and 338, that added together give a square (53824 = 232²).

The spelling of 53486338 in words is "fifty-three million, four hundred eighty-six thousand, three hundred thirty-eight".