53928738 has 12 divisors (see below), whose sum is σ = 116845638. Its totient is φ = 17976240.

The previous prime is 53928737. The next prime is 53928739. The reversal of 53928738 is 83782935.

53928738 is a `hidden beast` number, since 539 + 2 + 87 + 38 = 666.

53928738 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (53928737) and next prime (53928739).

It can be written as a sum of positive squares in only one way, i.e., 38975049 + 14953689 = 6243^2 + 3867^2 .

It is a junction number, because it is equal to n+sod(n) for n = 53928693 and 53928702.

It is not an unprimeable number, because it can be changed into a prime (53928733) 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 in 5 ways as a sum of consecutive naturals, for example, 1498003 + ... + 1498038.

Almost surely, 2^53928738 is an apocalyptic number.

53928738 is an abundant number, since it is smaller than the sum of its proper divisors (62916900).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53928738 is a wasteful number, since it uses less digits than its factorization.

53928738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2996049 (or 2996046 counting only the distinct ones).

The product of its digits is 362880, while the sum is 45.

The square root of 53928738 is about 7343.6188626589. The cubic root of 53928738 is about 377.8099741943.

The spelling of 53928738 in words is "fifty-three million, nine hundred twenty-eight thousand, seven hundred thirty-eight".