53771738 has 8 divisors (see below), whose sum is σ = 80883360. Its totient is φ = 26810620.

The previous prime is 53771737. The next prime is 53771743. The reversal of 53771738 is 83717735.

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

It is a junction number, because it is equal to n+sod(n) for n = 53771695 and 53771704.

It is not an unprimeable number, because it can be changed into a prime (53771737) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36728 + ... + 38163.

It is an arithmetic number, because the mean of its divisors is an integer number (10110420).

Almost surely, 2^53771738 is an apocalyptic number.

53771738 is a deficient number, since it is larger than the sum of its proper divisors (27111622).

53771738 is a wasteful number, since it uses less digits than its factorization.

53771738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75252.

The product of its digits is 123480, while the sum is 41.

The square root of 53771738 is about 7332.9215187400. The cubic root of 53771738 is about 377.4429848252.

The spelling of 53771738 in words is "fifty-three million, seven hundred seventy-one thousand, seven hundred thirty-eight".