38725133 has 12 divisors (see below), whose sum is σ = 42027072. Its totient is φ = 35659200.

The previous prime is 38725111. The next prime is 38725147. The reversal of 38725133 is 33152783.

38725133 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 38725133 - 2¹² = 38721037 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 38725133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38725633) 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 11 ways as a sum of consecutive naturals, for example, 12158 + ... + 15008.

It is an arithmetic number, because the mean of its divisors is an integer number (3502256).

Almost surely, 2^38725133 is an apocalyptic number.

It is an amenable number.

38725133 is a deficient number, since it is larger than the sum of its proper divisors (3301939).

38725133 is a wasteful number, since it uses less digits than its factorization.

38725133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2932 (or 2915 counting only the distinct ones).

The product of its digits is 15120, while the sum is 32.

The square root of 38725133 is about 6222.9521129445. The cubic root of 38725133 is about 338.3225711563.

The spelling of 38725133 in words is "thirty-eight million, seven hundred twenty-five thousand, one hundred thirty-three".