8438162 has 8 divisors (see below), whose sum is σ = 12769596. Its totient is φ = 4181632.

The previous prime is 8438161. The next prime is 8438173. The reversal of 8438162 is 2618348.

It can be written as a sum of positive squares in 2 ways, for example, as 7946761 + 491401 = 2819^2 + 701^2 .

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

It is not an unprimeable number, because it can be changed into a prime (8438161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18443 + ... + 18894.

Almost surely, 2^8438162 is an apocalyptic number.

8438162 is a deficient number, since it is larger than the sum of its proper divisors (4331434).

8438162 is a wasteful number, since it uses less digits than its factorization.

8438162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37452.

The product of its digits is 9216, while the sum is 32.

The square root of 8438162 is about 2904.8514591972. The cubic root of 8438162 is about 203.5866453853.

The spelling of 8438162 in words is "eight million, four hundred thirty-eight thousand, one hundred sixty-two".