400314324 has 24 divisors (see below), whose sum is σ = 956850048. Its totient is φ = 130183360.

The previous prime is 400314319. The next prime is 400314329. The reversal of 400314324 is 423413004.

It is an interprime number because it is at equal distance from previous prime (400314319) and next prime (400314329).

It is a self number, because there is not a number n which added to its sum of digits gives 400314324.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (400314329) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 406332 + ... + 407315.

It is an arithmetic number, because the mean of its divisors is an integer number (39868752).

Almost surely, 2^400314324 is an apocalyptic number.

It is an amenable number.

400314324 is an abundant number, since it is smaller than the sum of its proper divisors (556535724).

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

400314324 is a wasteful number, since it uses less digits than its factorization.

400314324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 813695 (or 813693 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 400314324 is about 20007.8565568629. The cubic root of 400314324 is about 736.9992457834. Note that the first 3 decimals are identical.

Adding to 400314324 its reverse (423413004), we get a palindrome (823727328).

The spelling of 400314324 in words is "four hundred million, three hundred fourteen thousand, three hundred twenty-four".