43198367 has 2 divisors, whose sum is σ = 43198368. Its totient is φ = 43198366.

The previous prime is 43198349. The next prime is 43198373. The reversal of 43198367 is 76389134.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-43198367 is a prime.

It is a super-2 number, since 2×43198367² = 3732197822933378, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43198667) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21599183 + 21599184.

It is an arithmetic number, because the mean of its divisors is an integer number (21599184).

Almost surely, 2^43198367 is an apocalyptic number.

43198367 is a deficient number, since it is larger than the sum of its proper divisors (1).

43198367 is an equidigital number, since it uses as much as digits as its factorization.

43198367 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 108864, while the sum is 41.

The square root of 43198367 is about 6572.5464623691. The cubic root of 43198367 is about 350.8777073067.

The spelling of 43198367 in words is "forty-three million, one hundred ninety-eight thousand, three hundred sixty-seven".