8746138 has 4 divisors (see below), whose sum is σ = 13119210. Its totient is φ = 4373068.

The previous prime is 8746117. The next prime is 8746193. The reversal of 8746138 is 8316478.

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., 6066369 + 2679769 = 2463^2 + 1637^2 .

It is a junction number, because it is equal to n+sod(n) for n = 8746097 and 8746106.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 2186533 + ... + 2186536.

Almost surely, 2^8746138 is an apocalyptic number.

8746138 is a deficient number, since it is larger than the sum of its proper divisors (4373072).

8746138 is a wasteful number, since it uses less digits than its factorization.

8746138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4373071.

The product of its digits is 32256, while the sum is 37.

The square root of 8746138 is about 2957.3870223561. The cubic root of 8746138 is about 206.0339435693.

It can be divided in two parts, 87 and 46138, that added together give a square (46225 = 215²).

The spelling of 8746138 in words is "eight million, seven hundred forty-six thousand, one hundred thirty-eight".