65274799 has 4 divisors (see below), whose sum is σ = 65505736. Its totient is φ = 65043864.

The previous prime is 65274763. The next prime is 65274821. The reversal of 65274799 is 99747256.

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

It is a cyclic number.

It is not a de Polignac number, because 65274799 - 2¹¹ = 65272751 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 (65274739) 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, 115044 + ... + 115609.

It is an arithmetic number, because the mean of its divisors is an integer number (16376434).

Almost surely, 2^65274799 is an apocalyptic number.

65274799 is a deficient number, since it is larger than the sum of its proper divisors (230937).

65274799 is a wasteful number, since it uses less digits than its factorization.

65274799 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230936.

The product of its digits is 952560, while the sum is 49.

The square root of 65274799 is about 8079.2820844429. The cubic root of 65274799 is about 402.6383902298.

The spelling of 65274799 in words is "sixty-five million, two hundred seventy-four thousand, seven hundred ninety-nine".