163525072 has 20 divisors (see below), whose sum is σ = 317033280. Its totient is φ = 81710048.

The previous prime is 163525067. The next prime is 163525121. The reversal of 163525072 is 270525361.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38679 + ... + 42697.

It is an arithmetic number, because the mean of its divisors is an integer number (15851664).

Almost surely, 2^163525072 is an apocalyptic number.

It is an amenable number.

163525072 is a deficient number, since it is larger than the sum of its proper divisors (153508208).

163525072 is a wasteful number, since it uses less digits than its factorization.

163525072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6570 (or 6564 counting only the distinct ones).

The product of its (nonzero) digits is 12600, while the sum is 31.

The square root of 163525072 is about 12787.6922077441. The cubic root of 163525072 is about 546.8414795541.

The spelling of 163525072 in words is "one hundred sixty-three million, five hundred twenty-five thousand, seventy-two".