38203394 has 4 divisors (see below), whose sum is σ = 57305094. Its totient is φ = 19101696.

The previous prime is 38203343. The next prime is 38203397. The reversal of 38203394 is 49330283.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 23280625 + 14922769 = 4825^2 + 3863^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 38203394.

It is not an unprimeable number, because it can be changed into a prime (38203397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9550847 + ... + 9550850.

Almost surely, 2^38203394 is an apocalyptic number.

38203394 is a deficient number, since it is larger than the sum of its proper divisors (19101700).

38203394 is a wasteful number, since it uses less digits than its factorization.

38203394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19101699.

The product of its (nonzero) digits is 15552, while the sum is 32.

The square root of 38203394 is about 6180.8894181986. The cubic root of 38203394 is about 336.7963031568.

The spelling of 38203394 in words is "thirty-eight million, two hundred three thousand, three hundred ninety-four".