1625563422 has 24 divisors (see below), whose sum is σ = 4025204976. Its totient is φ = 464446656.

The previous prime is 1625563417. The next prime is 1625563483. The reversal of 1625563422 is 2243655261.

1625563422 is a `hidden beast` number, since 1 + 62 + 556 + 3 + 42 + 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, 6450523 + ... + 6450774.

It is an arithmetic number, because the mean of its divisors is an integer number (167716874).

Almost surely, 2^1625563422 is an apocalyptic number.

1625563422 is an abundant number, since it is smaller than the sum of its proper divisors (2399641554).

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

1625563422 is a wasteful number, since it uses less digits than its factorization.

1625563422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12901312 (or 12901309 counting only the distinct ones).

The product of its digits is 86400, while the sum is 36.

The square root of 1625563422 is about 40318.2765256651. The cubic root of 1625563422 is about 1175.8032044358.

The spelling of 1625563422 in words is "one billion, six hundred twenty-five million, five hundred sixty-three thousand, four hundred twenty-two".