38540048 has 20 divisors (see below), whose sum is σ = 74935308. Its totient is φ = 19201920.

The previous prime is 38540027. The next prime is 38540057. The reversal of 38540048 is 84004583.

It can be written as a sum of positive squares in 2 ways, for example, as 36385024 + 2155024 = 6032^2 + 1468^2 .

It is a junction number, because it is equal to n+sod(n) for n = 38539996 and 38540023.

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, 578 + ... + 8798.

Almost surely, 2^38540048 is an apocalyptic number.

It is an amenable number.

38540048 is a deficient number, since it is larger than the sum of its proper divisors (36395260).

38540048 is a wasteful number, since it uses less digits than its factorization.

38540048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8522 (or 8516 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 32.

The square root of 38540048 is about 6208.0631440088. The cubic root of 38540048 is about 337.7827110827.

The spelling of 38540048 in words is "thirty-eight million, five hundred forty thousand, forty-eight".