65097938 has 4 divisors (see below), whose sum is σ = 97646910. Its totient is φ = 32548968.

The previous prime is 65097899. The next prime is 65097941. The reversal of 65097938 is 83979056.

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

It can be written as a sum of positive squares in only one way, i.e., 49942489 + 15155449 = 7067^2 + 3893^2 .

It is a junction number, because it is equal to n+sod(n) for n = 65097892 and 65097901.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16274483 + ... + 16274486.

Almost surely, 2^65097938 is an apocalyptic number.

65097938 is a deficient number, since it is larger than the sum of its proper divisors (32548972).

65097938 is a wasteful number, since it uses less digits than its factorization.

65097938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32548971.

The product of its (nonzero) digits is 408240, while the sum is 47.

The square root of 65097938 is about 8068.3293190102. The cubic root of 65097938 is about 402.2744139252.

The spelling of 65097938 in words is "sixty-five million, ninety-seven thousand, nine hundred thirty-eight".