51627748 has 6 divisors (see below), whose sum is σ = 90348566. Its totient is φ = 25813872.

The previous prime is 51627739. The next prime is 51627749. The reversal of 51627748 is 84772615.

51627748 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., 37429924 + 14197824 = 6118^2 + 3768^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 51627748.

It is not an unprimeable number, because it can be changed into a prime (51627749) by changing a digit.

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, 6453465 + ... + 6453472.

Almost surely, 2^51627748 is an apocalyptic number.

It is an amenable number.

51627748 is a deficient number, since it is larger than the sum of its proper divisors (38720818).

51627748 is a wasteful number, since it uses less digits than its factorization.

51627748 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12906941 (or 12906939 counting only the distinct ones).

The product of its digits is 94080, while the sum is 40.

The square root of 51627748 is about 7185.2451593526. The cubic root of 51627748 is about 372.3583185636.

The spelling of 51627748 in words is "fifty-one million, six hundred twenty-seven thousand, seven hundred forty-eight".