38140528 has 20 divisors (see below), whose sum is σ = 74077848. Its totient is φ = 19023680.

The previous prime is 38140511. The next prime is 38140541. The reversal of 38140528 is 82504183.

38140528 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×38140528² = 2909399752237568, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 38140528.

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 3 ways as a sum of consecutive naturals, for example, 4398 + ... + 9778.

Almost surely, 2^38140528 is an apocalyptic number.

It is an amenable number.

38140528 is a deficient number, since it is larger than the sum of its proper divisors (35937320).

38140528 is a wasteful number, since it uses less digits than its factorization.

38140528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5832 (or 5826 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 31.

The square root of 38140528 is about 6175.8018102915. The cubic root of 38140528 is about 336.6114621549.

The spelling of 38140528 in words is "thirty-eight million, one hundred forty thousand, five hundred twenty-eight".