43680707 has 16 divisors (see below), whose sum is σ = 51225600. Its totient is φ = 37230984.

The previous prime is 43680671. The next prime is 43680727. The reversal of 43680707 is 70708634.

It is not a de Polignac number, because 43680707 - 2⁸ = 43680451 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43680727) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 118838 + ... + 119204.

It is an arithmetic number, because the mean of its divisors is an integer number (3201600).

Almost surely, 2^43680707 is an apocalyptic number.

43680707 is a deficient number, since it is larger than the sum of its proper divisors (7544893).

43680707 is an equidigital number, since it uses as much as digits as its factorization.

43680707 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 735 (or 721 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 35.

The square root of 43680707 is about 6609.1381435101. The cubic root of 43680707 is about 352.1788084091.

The spelling of 43680707 in words is "forty-three million, six hundred eighty thousand, seven hundred seven".