163525422 has 32 divisors (see below), whose sum is σ = 337578624. Its totient is φ = 52768800.

The previous prime is 163525409. The next prime is 163525429. The reversal of 163525422 is 224525361.

It is a self number, because there is not a number n which added to its sum of digits gives 163525422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163525429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45097 + ... + 48587.

It is an arithmetic number, because the mean of its divisors is an integer number (10549332).

Almost surely, 2^163525422 is an apocalyptic number.

163525422 is an abundant number, since it is smaller than the sum of its proper divisors (174053202).

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

163525422 is a wasteful number, since it uses less digits than its factorization.

163525422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3744.

The product of its digits is 14400, while the sum is 30.

The square root of 163525422 is about 12787.7058927706. The cubic root of 163525422 is about 546.8418696969.

The spelling of 163525422 in words is "one hundred sixty-three million, five hundred twenty-five thousand, four hundred twenty-two".