810427002 has 32 divisors (see below), whose sum is σ = 2020806144. Its totient is φ = 210500400.

The previous prime is 810426989. The next prime is 810427003. The reversal of 810427002 is 200724018.

It is not an unprimeable number, because it can be changed into a prime (810427003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 876624 + ... + 877547.

It is an arithmetic number, because the mean of its divisors is an integer number (63150192).

Almost surely, 2^810427002 is an apocalyptic number.

810427002 is an abundant number, since it is smaller than the sum of its proper divisors (1210379142).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

810427002 is a wasteful number, since it uses less digits than its factorization.

810427002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1754194.

The product of its (nonzero) digits is 896, while the sum is 24.

The square root of 810427002 is about 28467.9996136012. Note that the first 3 decimals coincide. The cubic root of 810427002 is about 932.3335248006. Note that the first 3 decimals are identical.

The spelling of 810427002 in words is "eight hundred ten million, four hundred twenty-seven thousand, two".