38149736 has 16 divisors (see below), whose sum is σ = 71751840. Its totient is φ = 19015920.

The previous prime is 38149687. The next prime is 38149753. The reversal of 38149736 is 63794183.

It is a junction number, because it is equal to n+sod(n) for n = 38149693 and 38149702.

It is an unprimeable number.

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, 4556 + ... + 9851.

It is an arithmetic number, because the mean of its divisors is an integer number (4484490).

Almost surely, 2^38149736 is an apocalyptic number.

It is an amenable number.

38149736 is a deficient number, since it is larger than the sum of its proper divisors (33602104).

38149736 is a wasteful number, since it uses less digits than its factorization.

38149736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14744 (or 14740 counting only the distinct ones).

The product of its digits is 108864, while the sum is 41.

The square root of 38149736 is about 6176.5472555466. The cubic root of 38149736 is about 336.6385485563.

The spelling of 38149736 in words is "thirty-eight million, one hundred forty-nine thousand, seven hundred thirty-six".