38443436 has 12 divisors (see below), whose sum is σ = 67472328. Its totient is φ = 19165632.

The previous prime is 38443429. The next prime is 38443439. The reversal of 38443436 is 63434483.

It is a junction number, because it is equal to n+sod(n) for n = 38443396 and 38443405.

It is not an unprimeable number, because it can be changed into a prime (38443439) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12461 + ... + 15236.

It is an arithmetic number, because the mean of its divisors is an integer number (5622694).

Almost surely, 2^38443436 is an apocalyptic number.

It is an amenable number.

38443436 is a deficient number, since it is larger than the sum of its proper divisors (29028892).

38443436 is a wasteful number, since it uses less digits than its factorization.

38443436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28048 (or 28046 counting only the distinct ones).

The product of its digits is 82944, while the sum is 35.

The square root of 38443436 is about 6200.2770905823. The cubic root of 38443436 is about 337.5002242340.

The spelling of 38443436 in words is "thirty-eight million, four hundred forty-three thousand, four hundred thirty-six".