53638395 has 8 divisors (see below), whose sum is σ = 85821456. Its totient is φ = 28607136.

The previous prime is 53638309. The next prime is 53638397. The reversal of 53638395 is 59383635.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 53638395 - 2⁷ = 53638267 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53638397) 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, 1787932 + ... + 1787961.

It is an arithmetic number, because the mean of its divisors is an integer number (10727682).

Almost surely, 2^53638395 is an apocalyptic number.

53638395 is a deficient number, since it is larger than the sum of its proper divisors (32183061).

53638395 is a wasteful number, since it uses less digits than its factorization.

53638395 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3575901.

The product of its digits is 291600, while the sum is 42.

The square root of 53638395 is about 7323.8237963512. The cubic root of 53638395 is about 377.1307325689.

The spelling of 53638395 in words is "fifty-three million, six hundred thirty-eight thousand, three hundred ninety-five".