65241624 has 64 divisors (see below), whose sum is σ = 187223040. Its totient is φ = 18558720.

The previous prime is 65241613. The next prime is 65241629. The reversal of 65241624 is 42614256.

It is a junction number, because it is equal to n+sod(n) for n = 65241591 and 65241600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65241629) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44812 + ... + 46244.

It is an arithmetic number, because the mean of its divisors is an integer number (2925360).

Almost surely, 2^65241624 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 65241624, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (93611520).

65241624 is an abundant number, since it is smaller than the sum of its proper divisors (121981416).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

65241624 is a wasteful number, since it uses less digits than its factorization.

65241624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1720 (or 1716 counting only the distinct ones).

The product of its digits is 11520, while the sum is 30.

The square root of 65241624 is about 8077.2287326781. The cubic root of 65241624 is about 402.5701669013.

The spelling of 65241624 in words is "sixty-five million, two hundred forty-one thousand, six hundred twenty-four".