827475402 has 32 divisors (see below), whose sum is σ = 1823709888. Its totient is φ = 248685696.

The previous prime is 827475401. The next prime is 827475421. The reversal of 827475402 is 204574728.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (827475401) 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, 120003 + ... + 126710.

It is an arithmetic number, because the mean of its divisors is an integer number (56990934).

Almost surely, 2^827475402 is an apocalyptic number.

827475402 is an abundant number, since it is smaller than the sum of its proper divisors (996234486).

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

827475402 is a wasteful number, since it uses less digits than its factorization.

827475402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 246774.

The product of its (nonzero) digits is 125440, while the sum is 39.

The square root of 827475402 is about 28765.8721752009. The cubic root of 827475402 is about 938.8258321144.

The spelling of 827475402 in words is "eight hundred twenty-seven million, four hundred seventy-five thousand, four hundred two".