8163738 has 24 divisors (see below), whose sum is σ = 19296576. Its totient is φ = 2473800.

The previous prime is 8163737. The next prime is 8163739. The reversal of 8163738 is 8373618.

It is an interprime number because it is at equal distance from previous prime (8163737) and next prime (8163739).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (8163737) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20418 + ... + 20813.

It is an arithmetic number, because the mean of its divisors is an integer number (804024).

Almost surely, 2^8163738 is an apocalyptic number.

8163738 is an abundant number, since it is smaller than the sum of its proper divisors (11132838).

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

8163738 is a wasteful number, since it uses less digits than its factorization.

8163738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41250 (or 41247 counting only the distinct ones).

The product of its digits is 24192, while the sum is 36.

The square root of 8163738 is about 2857.2255773740. The cubic root of 8163738 is about 201.3552786872.

It can be divided in two parts, 816 and 3738, that added together give a palindrome (4554).

The spelling of 8163738 in words is "eight million, one hundred sixty-three thousand, seven hundred thirty-eight".