163897052 has 12 divisors (see below), whose sum is σ = 312894456. Its totient is φ = 74498640.

The previous prime is 163897033. The next prime is 163897079. The reversal of 163897052 is 250798361.

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, 1862423 + ... + 1862510.

It is an arithmetic number, because the mean of its divisors is an integer number (26074538).

Almost surely, 2^163897052 is an apocalyptic number.

It is an amenable number.

163897052 is a deficient number, since it is larger than the sum of its proper divisors (148997404).

163897052 is a wasteful number, since it uses less digits than its factorization.

163897052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3724948 (or 3724946 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 41.

The square root of 163897052 is about 12802.2283997748. The cubic root of 163897052 is about 547.2558095942.

The spelling of 163897052 in words is "one hundred sixty-three million, eight hundred ninety-seven thousand, fifty-two".