400041030 has 16 divisors (see below), whose sum is σ = 960098544. Its totient is φ = 106677600.

The previous prime is 400041023. The next prime is 400041041. The reversal of 400041030 is 30140004.

It is a junction number, because it is equal to n+sod(n) for n = 400040997 and 400041015.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 6667321 + ... + 6667380.

It is an arithmetic number, because the mean of its divisors is an integer number (60006159).

Almost surely, 2^400041030 is an apocalyptic number.

400041030 is an abundant number, since it is smaller than the sum of its proper divisors (560057514).

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

400041030 is a wasteful number, since it uses less digits than its factorization.

400041030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13334711.

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 400041030 is about 20001.0257236973. The cubic root of 400041030 is about 736.8314915021.

Adding to 400041030 its reverse (30140004), we get a palindrome (430181034).

The spelling of 400041030 in words is "four hundred million, forty-one thousand, thirty".