71798843 has 2 divisors, whose sum is σ = 71798844. Its totient is φ = 71798842.

The previous prime is 71798807. The next prime is 71798879. The reversal of 71798843 is 34889717.

It is a balanced prime because it is at equal distance from previous prime (71798807) and next prime (71798879).

It is a cyclic number.

It is not a de Polignac number, because 71798843 - 2¹⁰ = 71797819 is a prime.

It is a super-2 number, since 2×71798843² = 10310147712277298, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (71798443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35899421 + 35899422.

It is an arithmetic number, because the mean of its divisors is an integer number (35899422).

Almost surely, 2^71798843 is an apocalyptic number.

71798843 is a deficient number, since it is larger than the sum of its proper divisors (1).

71798843 is an equidigital number, since it uses as much as digits as its factorization.

71798843 is an evil number, because the sum of its binary digits is even.

The product of its digits is 338688, while the sum is 47.

The square root of 71798843 is about 8473.4197936842. The cubic root of 71798843 is about 415.6289741493.

The spelling of 71798843 in words is "seventy-one million, seven hundred ninety-eight thousand, eight hundred forty-three".