43796641 has 40 divisors (see below), whose sum is σ = 57476520. Its totient is φ = 33191424.

The previous prime is 43796629. The next prime is 43796647. The reversal of 43796641 is 14669734.

It can be written as a sum of positive squares in 4 ways, for example, as 21669025 + 22127616 = 4655^2 + 4704^2 .

It is not a de Polignac number, because 43796641 - 2⁵ = 43796609 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 43796594 and 43796603.

It is not an unprimeable number, because it can be changed into a prime (43796647) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1183675 + ... + 1183711.

It is an arithmetic number, because the mean of its divisors is an integer number (1436913).

Almost surely, 2^43796641 is an apocalyptic number.

It is an amenable number.

43796641 is a deficient number, since it is larger than the sum of its proper divisors (13679879).

43796641 is an equidigital number, since it uses as much as digits as its factorization.

43796641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111 (or 90 counting only the distinct ones).

The product of its digits is 108864, while the sum is 40.

The square root of 43796641 is about 6617.9030666821. The cubic root of 43796641 is about 352.4901085365.

The spelling of 43796641 in words is "forty-three million, seven hundred ninety-six thousand, six hundred forty-one".