8138036 has 12 divisors (see below), whose sum is σ = 15079428. Its totient is φ = 3829632.

The previous prime is 8137999. The next prime is 8138063. The reversal of 8138036 is 6308318.

It can be written as a sum of positive squares in 2 ways, for example, as 4177936 + 3960100 = 2044^2 + 1990^2 .

It is a congruent number.

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, 59771 + ... + 59906.

It is an arithmetic number, because the mean of its divisors is an integer number (1256619).

Almost surely, 2^8138036 is an apocalyptic number.

It is an amenable number.

8138036 is a deficient number, since it is larger than the sum of its proper divisors (6941392).

8138036 is a wasteful number, since it uses less digits than its factorization.

8138036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119698 (or 119696 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 8138036 is about 2852.7243119516. The cubic root of 8138036 is about 201.1437467485.

The spelling of 8138036 in words is "eight million, one hundred thirty-eight thousand, thirty-six".