43995607 has 2 divisors, whose sum is σ = 43995608. Its totient is φ = 43995606.

The previous prime is 43995587. The next prime is 43995613. The reversal of 43995607 is 70659934.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 43995607 - 2¹¹ = 43993559 is a prime.

It is a super-2 number, since 2×43995607² = 3871226870596898, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43990607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21997803 + 21997804.

It is an arithmetic number, because the mean of its divisors is an integer number (21997804).

Almost surely, 2^43995607 is an apocalyptic number.

43995607 is a deficient number, since it is larger than the sum of its proper divisors (1).

43995607 is an equidigital number, since it uses as much as digits as its factorization.

43995607 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 204120, while the sum is 43.

The square root of 43995607 is about 6632.9184376110. The cubic root of 43995607 is about 353.0230840353.

The spelling of 43995607 in words is "forty-three million, nine hundred ninety-five thousand, six hundred seven".