65707652 has 18 divisors (see below), whose sum is σ = 121876398. Its totient is φ = 30889792.

The previous prime is 65707639. The next prime is 65707667. The reversal of 65707652 is 25670756.

It can be written as a sum of positive squares in only one way, i.e., 61842496 + 3865156 = 7864^2 + 1966^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 66353 + ... + 67335.

It is an arithmetic number, because the mean of its divisors is an integer number (6770911).

Almost surely, 2^65707652 is an apocalyptic number.

It is an amenable number.

65707652 is a deficient number, since it is larger than the sum of its proper divisors (56168746).

65707652 is an equidigital number, since it uses as much as digits as its factorization.

65707652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1987 (or 1002 counting only the distinct ones).

The product of its (nonzero) digits is 88200, while the sum is 38.

The square root of 65707652 is about 8106.0256599643. The cubic root of 65707652 is about 403.5264277402.

The spelling of 65707652 in words is "sixty-five million, seven hundred seven thousand, six hundred fifty-two".