77836334 has 4 divisors (see below), whose sum is σ = 116754504. Its totient is φ = 38918166.

The previous prime is 77836309. The next prime is 77836337. The reversal of 77836334 is 43363877.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 77836291 and 77836300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77836337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19459082 + ... + 19459085.

It is an arithmetic number, because the mean of its divisors is an integer number (29188626).

Almost surely, 2^77836334 is an apocalyptic number.

77836334 is a deficient number, since it is larger than the sum of its proper divisors (38918170).

77836334 is a wasteful number, since it uses less digits than its factorization.

77836334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38918169.

The product of its digits is 254016, while the sum is 41.

The square root of 77836334 is about 8822.4902380224. The cubic root of 77836334 is about 426.9668174738.

The spelling of 77836334 in words is "seventy-seven million, eight hundred thirty-six thousand, three hundred thirty-four".