65746628 has 6 divisors (see below), whose sum is σ = 115056606. Its totient is φ = 32873312.

The previous prime is 65746607. The next prime is 65746643. The reversal of 65746628 is 82664756.

It can be written as a sum of positive squares in only one way, i.e., 37847104 + 27899524 = 6152^2 + 5282^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8218325 + ... + 8218332.

It is an arithmetic number, because the mean of its divisors is an integer number (19176101).

Almost surely, 2^65746628 is an apocalyptic number.

It is an amenable number.

65746628 is a deficient number, since it is larger than the sum of its proper divisors (49309978).

65746628 is a wasteful number, since it uses less digits than its factorization.

65746628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16436661 (or 16436659 counting only the distinct ones).

The product of its digits is 483840, while the sum is 44.

The square root of 65746628 is about 8108.4294410200. The cubic root of 65746628 is about 403.6061989531.

The spelling of 65746628 in words is "sixty-five million, seven hundred forty-six thousand, six hundred twenty-eight".