65493927 has 20 divisors (see below), whose sum is σ = 98055496. Its totient is φ = 43565040.

The previous prime is 65493899. The next prime is 65493937. The reversal of 65493927 is 72939456.

It is a happy number.

It is not a de Polignac number, because 65493927 - 2¹⁵ = 65461159 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65493937) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 65193 + ... + 66189.

Almost surely, 2^65493927 is an apocalyptic number.

65493927 is a deficient number, since it is larger than the sum of its proper divisors (32561569).

65493927 is an equidigital number, since it uses as much as digits as its factorization.

65493927 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1820 (or 1811 counting only the distinct ones).

The product of its digits is 408240, while the sum is 45.

The square root of 65493927 is about 8092.8318282292. The cubic root of 65493927 is about 403.0884403838.

The spelling of 65493927 in words is "sixty-five million, four hundred ninety-three thousand, nine hundred twenty-seven".