53756438 has 8 divisors (see below), whose sum is σ = 82350432. Its totient is φ = 26306296.

The previous prime is 53756399. The next prime is 53756441. The reversal of 53756438 is 83465735.

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

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 53756395 and 53756404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 285845 + ... + 286032.

It is an arithmetic number, because the mean of its divisors is an integer number (10293804).

Almost surely, 2^53756438 is an apocalyptic number.

53756438 is a deficient number, since it is larger than the sum of its proper divisors (28593994).

53756438 is a wasteful number, since it uses less digits than its factorization.

53756438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 571926.

The product of its digits is 302400, while the sum is 41.

The square root of 53756438 is about 7331.8782041166. The cubic root of 53756438 is about 377.4071827125.

The spelling of 53756438 in words is "fifty-three million, seven hundred fifty-six thousand, four hundred thirty-eight".