39138234 has 8 divisors (see below), whose sum is σ = 78276480. Its totient is φ = 13046076.

The previous prime is 39138227. The next prime is 39138241. The reversal of 39138234 is 43283193.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (39138227) and next prime (39138241).

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

39138234 is an admirable number.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 39138195 and 39138204.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3261514 + ... + 3261525.

It is an arithmetic number, because the mean of its divisors is an integer number (9784560).

Almost surely, 2^39138234 is an apocalyptic number.

39138234 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

39138234 is a wasteful number, since it uses less digits than its factorization.

39138234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6523044.

The product of its digits is 15552, while the sum is 33.

The square root of 39138234 is about 6256.0557861963. The cubic root of 39138234 is about 339.5213391324.

The spelling of 39138234 in words is "thirty-nine million, one hundred thirty-eight thousand, two hundred thirty-four".