38193436 has 12 divisors (see below), whose sum is σ = 67463928. Its totient is φ = 18918032.

The previous prime is 38193413. The next prime is 38193437. The reversal of 38193436 is 63439183.

It is a junction number, because it is equal to n+sod(n) for n = 38193395 and 38193404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38193437) 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, 44191 + ... + 45046.

It is an arithmetic number, because the mean of its divisors is an integer number (5621994).

Almost surely, 2^38193436 is an apocalyptic number.

It is an amenable number.

38193436 is a deficient number, since it is larger than the sum of its proper divisors (29270492).

38193436 is a wasteful number, since it uses less digits than its factorization.

38193436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89348 (or 89346 counting only the distinct ones).

The product of its digits is 46656, while the sum is 37.

The square root of 38193436 is about 6180.0838182018. The cubic root of 38193436 is about 336.7670377899.

The spelling of 38193436 in words is "thirty-eight million, one hundred ninety-three thousand, four hundred thirty-six".