53613238 has 16 divisors (see below), whose sum is σ = 92010240. Its totient is φ = 22951656.

The previous prime is 53613233. The next prime is 53613247. The reversal of 53613238 is 83231635.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53613233) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16773 + ... + 19711.

It is an arithmetic number, because the mean of its divisors is an integer number (5750640).

Almost surely, 2^53613238 is an apocalyptic number.

53613238 is a deficient number, since it is larger than the sum of its proper divisors (38397002).

53613238 is a wasteful number, since it uses less digits than its factorization.

53613238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4251.

The product of its digits is 12960, while the sum is 31.

The square root of 53613238 is about 7322.1061177779. The cubic root of 53613238 is about 377.0717638552.

The spelling of 53613238 in words is "fifty-three million, six hundred thirteen thousand, two hundred thirty-eight".