402314224 has 40 divisors (see below), whose sum is σ = 840696192. Its totient is φ = 185406720.

The previous prime is 402314221. The next prime is 402314257. The reversal of 402314224 is 422413204.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 402314195 and 402314204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402314221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 219777 + ... + 221599.

Almost surely, 2^402314224 is an apocalyptic number.

It is an amenable number.

402314224 is an abundant number, since it is smaller than the sum of its proper divisors (438381968).

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

402314224 is a wasteful number, since it uses less digits than its factorization.

402314224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2905 (or 2899 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 402314224 is about 20057.7721594398. The cubic root of 402314224 is about 738.2245138652.

Adding to 402314224 its reverse (422413204), we get a palindrome (824727428).

The spelling of 402314224 in words is "four hundred two million, three hundred fourteen thousand, two hundred twenty-four".