65338255 has 4 divisors (see below), whose sum is σ = 78405912. Its totient is φ = 52270600.

The previous prime is 65338243. The next prime is 65338261. The reversal of 65338255 is 55283356.

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

It is not a de Polignac number, because 65338255 - 2⁷ = 65338127 is a prime.

It is a Duffinian number.

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, 6533821 + ... + 6533830.

It is an arithmetic number, because the mean of its divisors is an integer number (19601478).

Almost surely, 2^65338255 is an apocalyptic number.

65338255 is a deficient number, since it is larger than the sum of its proper divisors (13067657).

65338255 is a wasteful number, since it uses less digits than its factorization.

65338255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13067656.

The product of its digits is 108000, while the sum is 37.

The square root of 65338255 is about 8083.2082120900. The cubic root of 65338255 is about 402.7688211017.

The spelling of 65338255 in words is "sixty-five million, three hundred thirty-eight thousand, two hundred fifty-five".