65509352 has 32 divisors (see below), whose sum is σ = 127612800. Its totient is φ = 31503744.

The previous prime is 65509337. The next prime is 65509421. The reversal of 65509352 is 25390556.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20708 + ... + 23660.

It is an arithmetic number, because the mean of its divisors is an integer number (3987900).

Almost surely, 2^65509352 is an apocalyptic number.

It is an amenable number.

65509352 is a deficient number, since it is larger than the sum of its proper divisors (62103448).

65509352 is a wasteful number, since it uses less digits than its factorization.

65509352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3065 (or 3061 counting only the distinct ones).

The product of its (nonzero) digits is 40500, while the sum is 35.

The square root of 65509352 is about 8093.7847759871. The cubic root of 65509352 is about 403.1200827636.

The spelling of 65509352 in words is "sixty-five million, five hundred nine thousand, three hundred fifty-two".