401030822 has 4 divisors (see below), whose sum is σ = 601546236. Its totient is φ = 200515410.

The previous prime is 401030813. The next prime is 401030843. The reversal of 401030822 is 228030104.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 401030794 and 401030803.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 100257704 + ... + 100257707.

It is an arithmetic number, because the mean of its divisors is an integer number (150386559).

Almost surely, 2^401030822 is an apocalyptic number.

401030822 is a deficient number, since it is larger than the sum of its proper divisors (200515414).

401030822 is a wasteful number, since it uses less digits than its factorization.

401030822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200515413.

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 401030822 is about 20025.7539683279. The cubic root of 401030822 is about 737.4386869262.

Adding to 401030822 its reverse (228030104), we get a palindrome (629060926).

The spelling of 401030822 in words is "four hundred one million, thirty thousand, eight hundred twenty-two".