6402025422 has 24 divisors (see below), whose sum is σ = 14938059864. Its totient is φ = 1969853904.

The previous prime is 6402025403. The next prime is 6402025489. The reversal of 6402025422 is 2245202046.

It is a happy number.

6402025422 is a `hidden beast` number, since 6 + 402 + 0 + 254 + 2 + 2 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13679308 + ... + 13679775.

It is an arithmetic number, because the mean of its divisors is an integer number (622419161).

Almost surely, 2^6402025422 is an apocalyptic number.

6402025422 is an abundant number, since it is smaller than the sum of its proper divisors (8536034442).

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

6402025422 is a wasteful number, since it uses less digits than its factorization.

6402025422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27359104 (or 27359101 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 27.

The square root of 6402025422 is about 80012.6578861120. The cubic root of 6402025422 is about 1856.8313706238.

Adding to 6402025422 its reverse (2245202046), we get a palindrome (8647227468).

The spelling of 6402025422 in words is "six billion, four hundred two million, twenty-five thousand, four hundred twenty-two".