400433214 has 8 divisors (see below), whose sum is σ = 800866440. Its totient is φ = 133477736.

The previous prime is 400433213. The next prime is 400433233. The reversal of 400433214 is 412334004.

It is a sphenic number, since it is the product of 3 distinct primes.

400433214 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (400433213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33369429 + ... + 33369440.

It is an arithmetic number, because the mean of its divisors is an integer number (100108305).

Almost surely, 2^400433214 is an apocalyptic number.

400433214 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

400433214 is a wasteful number, since it uses less digits than its factorization.

400433214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66738874.

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

The square root of 400433214 is about 20010.8274191749. The cubic root of 400433214 is about 737.0721994285.

Adding to 400433214 its reverse (412334004), we get a palindrome (812767218).

The spelling of 400433214 in words is "four hundred million, four hundred thirty-three thousand, two hundred fourteen".