62745728 has 16 divisors (see below), whose sum is σ = 125001510. Its totient is φ = 31372800.

The previous prime is 62745719. The next prime is 62745731. The reversal of 62745728 is 82754726.

62745728 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 34951744 + 27793984 = 5912^2 + 5272^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is a nialpdrome in base 13.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 244973 + ... + 245228.

Almost surely, 2^62745728 is an apocalyptic number.

It is an amenable number.

62745728 is a deficient number, since it is larger than the sum of its proper divisors (62255782).

62745728 is an equidigital number, since it uses as much as digits as its factorization.

62745728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 490215 (or 490203 counting only the distinct ones).

The product of its digits is 188160, while the sum is 41.

The square root of 62745728 is about 7921.2201080389. The cubic root of 62745728 is about 397.3696747185.

The spelling of 62745728 in words is "sixty-two million, seven hundred forty-five thousand, seven hundred twenty-eight".