400241010 has 96 divisors (see below), whose sum is σ = 1053025920. Its totient is φ = 97304064.

The previous prime is 400240999. The next prime is 400241011. The reversal of 400241010 is 10142004.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (400241011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 450787 + ... + 451673.

It is an arithmetic number, because the mean of its divisors is an integer number (10969020).

Almost surely, 2^400241010 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 400241010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (526512960).

400241010 is an abundant number, since it is smaller than the sum of its proper divisors (652784910).

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

400241010 is a wasteful number, since it uses less digits than its factorization.

400241010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1012 (or 999 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 400241010 is about 20006.0243426824. The cubic root of 400241010 is about 736.9542514224.

Adding to 400241010 its reverse (10142004), we get a palindrome (410383014).

The spelling of 400241010 in words is "four hundred million, two hundred forty-one thousand, ten".