400314412 has 6 divisors (see below), whose sum is σ = 700550228. Its totient is φ = 200157204.

The previous prime is 400314403. The next prime is 400314413. The reversal of 400314412 is 214413004.

It is a self number, because there is not a number n which added to its sum of digits gives 400314412.

It is not an unprimeable number, because it can be changed into a prime (400314413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50039298 + ... + 50039305.

Almost surely, 2^400314412 is an apocalyptic number.

It is an amenable number.

400314412 is a deficient number, since it is larger than the sum of its proper divisors (300235816).

400314412 is a wasteful number, since it uses less digits than its factorization.

400314412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100078607 (or 100078605 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 400314412 is about 20007.8587559989. The cubic root of 400314412 is about 736.9992997876. Note that the first 3 decimals are identical.

Adding to 400314412 its reverse (214413004), we get a palindrome (614727416).

The spelling of 400314412 in words is "four hundred million, three hundred fourteen thousand, four hundred twelve".