65295288 has 128 divisors (see below), whose sum is σ = 190209600. Its totient is φ = 20736000.

The previous prime is 65295277. The next prime is 65295299. The reversal of 65295288 is 88259256.

It is an interprime number because it is at equal distance from previous prime (65295277) and next prime (65295299).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 646438 + ... + 646538.

Almost surely, 2^65295288 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 65295288, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (95104800).

65295288 is an abundant number, since it is smaller than the sum of its proper divisors (124914312).

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

65295288 is a wasteful number, since it uses less digits than its factorization.

65295288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230 (or 220 counting only the distinct ones).

The product of its digits is 345600, while the sum is 45.

The square root of 65295288 is about 8080.5499812822. The cubic root of 65295288 is about 402.6805136582.

The spelling of 65295288 in words is "sixty-five million, two hundred ninety-five thousand, two hundred eighty-eight".