65236896 has 72 divisors (see below), whose sum is σ = 191528064. Its totient is φ = 21041280.

The previous prime is 65236879. The next prime is 65236903. The reversal of 65236896 is 69863256.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (72).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5275 + ... + 12581.

It is an arithmetic number, because the mean of its divisors is an integer number (2660112).

Almost surely, 2^65236896 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 65236896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (95764032).

65236896 is an abundant number, since it is smaller than the sum of its proper divisors (126291168).

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

65236896 is a wasteful number, since it uses less digits than its factorization.

65236896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7354 (or 7343 counting only the distinct ones).

The product of its digits is 466560, while the sum is 45.

The square root of 65236896 is about 8076.9360527368. The cubic root of 65236896 is about 402.5604420375.

The spelling of 65236896 in words is "sixty-five million, two hundred thirty-six thousand, eight hundred ninety-six".