1522252422 has 24 divisors (see below), whose sum is σ = 3339966240. Its totient is φ = 500994000.

The previous prime is 1522252421. The next prime is 1522252441. The reversal of 1522252422 is 2242522251.

It is a happy number.

1522252422 is a `hidden beast` number, since 15 + 2 + 225 + 2 + 422 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1522252421) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 533829 + ... + 536672.

It is an arithmetic number, because the mean of its divisors is an integer number (139165260).

Almost surely, 2^1522252422 is an apocalyptic number.

1522252422 is an abundant number, since it is smaller than the sum of its proper divisors (1817713818).

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

1522252422 is a wasteful number, since it uses less digits than its factorization.

1522252422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1070588 (or 1070585 counting only the distinct ones).

The product of its digits is 6400, while the sum is 27.

The square root of 1522252422 is about 39016.0533883170. The cubic root of 1522252422 is about 1150.3470715503.

Adding to 1522252422 its reverse (2242522251), we get a palindrome (3764774673).

The spelling of 1522252422 in words is "one billion, five hundred twenty-two million, two hundred fifty-two thousand, four hundred twenty-two".