38138353 has 6 divisors (see below), whose sum is σ = 41920802. Its totient is φ = 34671120.

The previous prime is 38138351. The next prime is 38138357. The reversal of 38138353 is 35383183.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 24720784 + 13417569 = 4972^2 + 3663^2 .

It is not a de Polignac number, because 38138353 - 2¹ = 38138351 is a prime.

It is not an unprimeable number, because it can be changed into a prime (38138351) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 157476 + ... + 157717.

Almost surely, 2^38138353 is an apocalyptic number.

It is an amenable number.

38138353 is a deficient number, since it is larger than the sum of its proper divisors (3782449).

38138353 is a wasteful number, since it uses less digits than its factorization.

38138353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 315215 (or 315204 counting only the distinct ones).

The product of its digits is 25920, while the sum is 34.

The square root of 38138353 is about 6175.6257172857. The cubic root of 38138353 is about 336.6050635034.

The spelling of 38138353 in words is "thirty-eight million, one hundred thirty-eight thousand, three hundred fifty-three".