38144252 has 12 divisors (see below), whose sum is σ = 67667376. Its totient is φ = 18810720.

The previous prime is 38144237. The next prime is 38144257. The reversal of 38144252 is 25244183.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38144257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65024 + ... + 65607.

It is an arithmetic number, because the mean of its divisors is an integer number (5638948).

Almost surely, 2^38144252 is an apocalyptic number.

It is an amenable number.

38144252 is a deficient number, since it is larger than the sum of its proper divisors (29523124).

38144252 is a wasteful number, since it uses less digits than its factorization.

38144252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130708 (or 130706 counting only the distinct ones).

The product of its digits is 7680, while the sum is 29.

The square root of 38144252 is about 6176.1033022449. The cubic root of 38144252 is about 336.6224172584.

The spelling of 38144252 in words is "thirty-eight million, one hundred forty-four thousand, two hundred fifty-two".