800740071 has 6 divisors (see below), whose sum is σ = 1156624560. Its totient is φ = 533826708.

The previous prime is 800740033. The next prime is 800740079. The reversal of 800740071 is 170047008.

It is not a de Polignac number, because 800740071 - 2¹¹ = 800738023 is a prime.

It is a super-2 number, since 2×800740071² = 1282369322610170082, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (800740079) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 44485551 + ... + 44485568.

It is an arithmetic number, because the mean of its divisors is an integer number (192770760).

Almost surely, 2^800740071 is an apocalyptic number.

800740071 is a deficient number, since it is larger than the sum of its proper divisors (355884489).

800740071 is a wasteful number, since it uses less digits than its factorization.

800740071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88971125 (or 88971122 counting only the distinct ones).

The product of its (nonzero) digits is 1568, while the sum is 27.

The square root of 800740071 is about 28297.3509537554. The cubic root of 800740071 is about 928.6039372704.

Adding to 800740071 its reverse (170047008), we get a palindrome (970787079).

The spelling of 800740071 in words is "eight hundred million, seven hundred forty thousand, seventy-one".