38489624 has 16 divisors (see below), whose sum is σ = 73246200. Its totient is φ = 18957312.

The previous prime is 38489623. The next prime is 38489639. The reversal of 38489624 is 42698483.

It is a super-2 number, since 2×38489624² = 2962902311322752, which contains 22 as substring.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38489623) 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, 35369 + ... + 36440.

Almost surely, 2^38489624 is an apocalyptic number.

It is an amenable number.

38489624 is a deficient number, since it is larger than the sum of its proper divisors (34756576).

38489624 is a wasteful number, since it uses less digits than its factorization.

38489624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71882 (or 71878 counting only the distinct ones).

The product of its digits is 331776, while the sum is 44.

The square root of 38489624 is about 6204.0006447453. Note that the first 3 decimals coincide. The cubic root of 38489624 is about 337.6353337455.

The spelling of 38489624 in words is "thirty-eight million, four hundred eighty-nine thousand, six hundred twenty-four".