65235444 has 12 divisors (see below), whose sum is σ = 152216064. Its totient is φ = 21745144.

The previous prime is 65235433. The next prime is 65235451. The reversal of 65235444 is 44453256.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2718132 + ... + 2718155.

It is an arithmetic number, because the mean of its divisors is an integer number (12684672).

Almost surely, 2^65235444 is an apocalyptic number.

It is an amenable number.

65235444 is an abundant number, since it is smaller than the sum of its proper divisors (86980620).

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

65235444 is a wasteful number, since it uses less digits than its factorization.

65235444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5436294 (or 5436292 counting only the distinct ones).

The product of its digits is 57600, while the sum is 33.

The square root of 65235444 is about 8076.8461666668. The cubic root of 65235444 is about 402.5574553733.

The spelling of 65235444 in words is "sixty-five million, two hundred thirty-five thousand, four hundred forty-four".