65582963 has 4 divisors (see below), whose sum is σ = 65613408. Its totient is φ = 65552520.

The previous prime is 65582953. The next prime is 65582969. The reversal of 65582963 is 36928556.

It is a happy number.

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 65582963 - 2⁴ = 65582947 is a prime.

It is a super-2 number, since 2×65582963² = 8602250071718738, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (65582969) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11723 + ... + 16388.

It is an arithmetic number, because the mean of its divisors is an integer number (16403352).

Almost surely, 2^65582963 is an apocalyptic number.

65582963 is a deficient number, since it is larger than the sum of its proper divisors (30445).

65582963 is a wasteful number, since it uses less digits than its factorization.

65582963 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30444.

The product of its digits is 388800, while the sum is 44.

The square root of 65582963 is about 8098.3308774092. The cubic root of 65582963 is about 403.2710177767.

The spelling of 65582963 in words is "sixty-five million, five hundred eighty-two thousand, nine hundred sixty-three".