38724274 has 16 divisors (see below), whose sum is σ = 59907456. Its totient is φ = 18759600.

The previous prime is 38724271. The next prime is 38724293. The reversal of 38724274 is 47242783.

38724274 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is not an unprimeable number, because it can be changed into a prime (38724271) 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 7 ways as a sum of consecutive naturals, for example, 19089 + ... + 21019.

It is an arithmetic number, because the mean of its divisors is an integer number (3744216).

Almost surely, 2^38724274 is an apocalyptic number.

38724274 is a deficient number, since it is larger than the sum of its proper divisors (21183182).

38724274 is a wasteful number, since it uses less digits than its factorization.

38724274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2241.

The product of its digits is 75264, while the sum is 37.

The square root of 38724274 is about 6222.8830938722. The cubic root of 38724274 is about 338.3200695834.

The spelling of 38724274 in words is "thirty-eight million, seven hundred twenty-four thousand, two hundred seventy-four".