65652461 has 4 divisors (see below), whose sum is σ = 75031392. Its totient is φ = 56273532.

The previous prime is 65652437. The next prime is 65652463. The reversal of 65652461 is 16425656.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 65652461 - 2¹⁸ = 65390317 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 (65652463) 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, 4689455 + ... + 4689468.

It is an arithmetic number, because the mean of its divisors is an integer number (18757848).

Almost surely, 2^65652461 is an apocalyptic number.

It is an amenable number.

65652461 is a deficient number, since it is larger than the sum of its proper divisors (9378931).

65652461 is an equidigital number, since it uses as much as digits as its factorization.

65652461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9378930.

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

The square root of 65652461 is about 8102.6206254520. The cubic root of 65652461 is about 403.4134157099.

The spelling of 65652461 in words is "sixty-five million, six hundred fifty-two thousand, four hundred sixty-one".