36138768 has 20 divisors (see below), whose sum is σ = 93358608. Its totient is φ = 12046240.

The previous prime is 36138763. The next prime is 36138769. The reversal of 36138768 is 86783163.

It is not an unprimeable number, because it can be changed into a prime (36138761) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 376398 + ... + 376493.

Almost surely, 2^36138768 is an apocalyptic number.

It is an amenable number.

36138768 is an abundant number, since it is smaller than the sum of its proper divisors (57219840).

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

36138768 is a wasteful number, since it uses less digits than its factorization.

36138768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 752902 (or 752896 counting only the distinct ones).

The product of its digits is 145152, while the sum is 42.

The square root of 36138768 is about 6011.5528775850. The cubic root of 36138768 is about 330.6164418891.

The spelling of 36138768 in words is "thirty-six million, one hundred thirty-eight thousand, seven hundred sixty-eight".