836138362 has 4 divisors (see below), whose sum is σ = 1254207546. Its totient is φ = 418069180.

The previous prime is 836138341. The next prime is 836138363. The reversal of 836138362 is 263831638.

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., 833419161 + 2719201 = 28869^2 + 1649^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (836138363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 209034589 + ... + 209034592.

Almost surely, 2^836138362 is an apocalyptic number.

836138362 is a deficient number, since it is larger than the sum of its proper divisors (418069184).

836138362 is a wasteful number, since it uses less digits than its factorization.

836138362 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 418069183.

The product of its digits is 124416, while the sum is 40.

The square root of 836138362 is about 28916.0571655266. The cubic root of 836138362 is about 942.0906996270.

The spelling of 836138362 in words is "eight hundred thirty-six million, one hundred thirty-eight thousand, three hundred sixty-two".