64080628 has 6 divisors (see below), whose sum is σ = 112141106. Its totient is φ = 32040312.

The previous prime is 64080619. The next prime is 64080629. The reversal of 64080628 is 82608046.

It can be written as a sum of positive squares in only one way, i.e., 63808144 + 272484 = 7988^2 + 522^2 .

It is a junction number, because it is equal to n+sod(n) for n = 64080593 and 64080602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64080629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8010075 + ... + 8010082.

Almost surely, 2^64080628 is an apocalyptic number.

It is an amenable number.

64080628 is a deficient number, since it is larger than the sum of its proper divisors (48060478).

64080628 is a wasteful number, since it uses less digits than its factorization.

64080628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16020161 (or 16020159 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 34.

The square root of 64080628 is about 8005.0376638714. The cubic root of 64080628 is about 400.1679045103.

The spelling of 64080628 in words is "sixty-four million, eighty thousand, six hundred twenty-eight".