38840234 has 8 divisors (see below), whose sum is σ = 59058660. Its totient is φ = 19154016.

The previous prime is 38840233. The next prime is 38840267. The reversal of 38840234 is 43204883.

It can be written as a sum of positive squares in 2 ways, for example, as 35940025 + 2900209 = 5995^2 + 1703^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 38840234.

It is not an unprimeable number, because it can be changed into a prime (38840233) 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, 132869 + ... + 133160.

Almost surely, 2^38840234 is an apocalyptic number.

38840234 is a deficient number, since it is larger than the sum of its proper divisors (20218426).

38840234 is a wasteful number, since it uses less digits than its factorization.

38840234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266104.

The product of its (nonzero) digits is 18432, while the sum is 32.

The square root of 38840234 is about 6232.1933538683. The cubic root of 38840234 is about 338.6574333479.

The spelling of 38840234 in words is "thirty-eight million, eight hundred forty thousand, two hundred thirty-four".