2422278532 has 12 divisors (see below), whose sum is σ = 4242749980. Its totient is φ = 1210064256.

The previous prime is 2422278503. The next prime is 2422278539. The reversal of 2422278532 is 2358722242.

It can be written as a sum of positive squares in 2 ways, for example, as 552062016 + 1870216516 = 23496^2 + 43246^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2422278491 and 2422278500.

It is not an unprimeable number, because it can be changed into a prime (2422278539) 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, 263673 + ... + 272704.

Almost surely, 2^2422278532 is an apocalyptic number.

It is an amenable number.

2422278532 is a deficient number, since it is larger than the sum of its proper divisors (1820471448).

2422278532 is a wasteful number, since it uses less digits than its factorization.

2422278532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 537510 (or 537508 counting only the distinct ones).

The product of its digits is 107520, while the sum is 37.

The square root of 2422278532 is about 49216.6489310274. The cubic root of 2422278532 is about 1342.9959202951.

The spelling of 2422278532 in words is "two billion, four hundred twenty-two million, two hundred seventy-eight thousand, five hundred thirty-two".