38386403 has 24 divisors (see below), whose sum is σ = 45326400. Its totient is φ = 32384880.

The previous prime is 38386331. The next prime is 38386417. The reversal of 38386403 is 30468383.

It is not a de Polignac number, because 38386403 - 2¹⁰ = 38385379 is a prime.

It is not an unprimeable number, because it can be changed into a prime (38386603) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 135500 + ... + 135782.

It is an arithmetic number, because the mean of its divisors is an integer number (1888600).

Almost surely, 2^38386403 is an apocalyptic number.

38386403 is a deficient number, since it is larger than the sum of its proper divisors (6939997).

38386403 is a wasteful number, since it uses less digits than its factorization.

38386403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 383 (or 372 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 35.

The square root of 38386403 is about 6195.6761535768. The cubic root of 38386403 is about 337.3332414408. Note that the first 3 decimals are identical.

The spelling of 38386403 in words is "thirty-eight million, three hundred eighty-six thousand, four hundred three".