53389334 has 4 divisors (see below), whose sum is σ = 80084004. Its totient is φ = 26694666.

The previous prime is 53389331. The next prime is 53389337. The reversal of 53389334 is 43398335.

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

It is an interprime number because it is at equal distance from previous prime (53389331) and next prime (53389337).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53389331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13347332 + ... + 13347335.

It is an arithmetic number, because the mean of its divisors is an integer number (20021001).

Almost surely, 2^53389334 is an apocalyptic number.

53389334 is a deficient number, since it is larger than the sum of its proper divisors (26694670).

53389334 is a wasteful number, since it uses less digits than its factorization.

53389334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26694669.

The product of its digits is 116640, while the sum is 38.

The square root of 53389334 is about 7306.8005310122. The cubic root of 53389334 is about 376.5461120799.

Subtracting from 53389334 its reverse (43398335), we obtain a palindrome (9990999).

The spelling of 53389334 in words is "fifty-three million, three hundred eighty-nine thousand, three hundred thirty-four".