65823065 has 64 divisors (see below), whose sum is σ = 106375680. Its totient is φ = 37847040.

The previous prime is 65823059. The next prime is 65823071. The reversal of 65823065 is 56032856.

It is an interprime number because it is at equal distance from previous prime (65823059) and next prime (65823071).

It is not a de Polignac number, because 65823065 - 2⁶ = 65823001 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 582449 + ... + 582561.

It is an arithmetic number, because the mean of its divisors is an integer number (1662120).

Almost surely, 2^65823065 is an apocalyptic number.

It is an amenable number.

65823065 is a deficient number, since it is larger than the sum of its proper divisors (40552615).

65823065 is a wasteful number, since it uses less digits than its factorization.

65823065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 242.

The product of its (nonzero) digits is 43200, while the sum is 35.

The square root of 65823065 is about 8113.1415000603. The cubic root of 65823065 is about 403.7625491727.

The spelling of 65823065 in words is "sixty-five million, eight hundred twenty-three thousand, sixty-five".