43768634 has 32 divisors (see below), whose sum is σ = 81338880. Its totient is φ = 17302896.

The previous prime is 43768603. The next prime is 43768649. The reversal of 43768634 is 43686734.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 43768591 and 43768600.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30047 + ... + 31469.

It is an arithmetic number, because the mean of its divisors is an integer number (2541840).

Almost surely, 2^43768634 is an apocalyptic number.

43768634 is a deficient number, since it is larger than the sum of its proper divisors (37570246).

43768634 is a wasteful number, since it uses less digits than its factorization.

43768634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1471 (or 1445 counting only the distinct ones).

The product of its digits is 290304, while the sum is 41.

The square root of 43768634 is about 6615.7867257039. The cubic root of 43768634 is about 352.4149559271.

The spelling of 43768634 in words is "forty-three million, seven hundred sixty-eight thousand, six hundred thirty-four".