138482674 has 8 divisors (see below), whose sum is σ = 226608048. Its totient is φ = 62946660.

The previous prime is 138482671. The next prime is 138482689. The reversal of 138482674 is 476284831.

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 138482674.

It is not an unprimeable number, because it can be changed into a prime (138482671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3147312 + ... + 3147355.

It is an arithmetic number, because the mean of its divisors is an integer number (28326006).

Almost surely, 2^138482674 is an apocalyptic number.

138482674 is a deficient number, since it is larger than the sum of its proper divisors (88125374).

138482674 is a wasteful number, since it uses less digits than its factorization.

138482674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6294680.

The product of its digits is 258048, while the sum is 43.

The square root of 138482674 is about 11767.8661617134. The cubic root of 138482674 is about 517.3667096644.

The spelling of 138482674 in words is "one hundred thirty-eight million, four hundred eighty-two thousand, six hundred seventy-four".