65104224 has 24 divisors (see below), whose sum is σ = 170898840. Its totient is φ = 21701376.

The previous prime is 65104213. The next prime is 65104229. The reversal of 65104224 is 42240156.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 65104194 and 65104203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65104229) 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, 338989 + ... + 339180.

It is an arithmetic number, because the mean of its divisors is an integer number (7120785).

Almost surely, 2^65104224 is an apocalyptic number.

It is an amenable number.

65104224 is an abundant number, since it is smaller than the sum of its proper divisors (105794616).

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

65104224 is a wasteful number, since it uses less digits than its factorization.

65104224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 678182 (or 678174 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 65104224 is about 8068.7188574147. The cubic root of 65104224 is about 402.2873616757.

The spelling of 65104224 in words is "sixty-five million, one hundred four thousand, two hundred twenty-four".