63013028 has 12 divisors (see below), whose sum is σ = 118755420. Its totient is φ = 29082912.

The previous prime is 63012977. The next prime is 63013037. The reversal of 63013028 is 82031036.

It can be written as a sum of positive squares in 2 ways, for example, as 23348224 + 39664804 = 4832^2 + 6298^2 .

It is a junction number, because it is equal to n+sod(n) for n = 63012994 and 63013012.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 605843 + ... + 605946.

It is an arithmetic number, because the mean of its divisors is an integer number (9896285).

Almost surely, 2^63013028 is an apocalyptic number.

It is an amenable number.

63013028 is a deficient number, since it is larger than the sum of its proper divisors (55742392).

63013028 is a wasteful number, since it uses less digits than its factorization.

63013028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1211806 (or 1211804 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 63013028 is about 7938.0745776290. The cubic root of 63013028 is about 397.9331470248.

The spelling of 63013028 in words is "sixty-three million, thirteen thousand, twenty-eight".