38745738 has 24 divisors (see below), whose sum is σ = 85998276. Its totient is φ = 12600000.

The previous prime is 38745727. The next prime is 38745743. The reversal of 38745738 is 83754783.

38745738 is a `hidden beast` number, since 3 + 8 + 74 + 573 + 8 = 666.

38745738 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 2 ways, for example, as 33143049 + 5602689 = 5757^2 + 2367^2 .

It is a junction number, because it is equal to n+sod(n) for n = 38745693 and 38745702.

It is a congruent number.

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 in 11 ways as a sum of consecutive naturals, for example, 25513 + ... + 26988.

Almost surely, 2^38745738 is an apocalyptic number.

38745738 is an abundant number, since it is smaller than the sum of its proper divisors (47252538).

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

38745738 is a wasteful number, since it uses less digits than its factorization.

38745738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52550 (or 52547 counting only the distinct ones).

The product of its digits is 564480, while the sum is 45.

The square root of 38745738 is about 6224.6074575028. The cubic root of 38745738 is about 338.3825657903.

The spelling of 38745738 in words is "thirty-eight million, seven hundred forty-five thousand, seven hundred thirty-eight".