163925416 has 32 divisors (see below), whose sum is σ = 325535040. Its totient is φ = 77223168.

The previous prime is 163925401. The next prime is 163925431. The reversal of 163925416 is 614529361.

It is an interprime number because it is at equal distance from previous prime (163925401) and next prime (163925431).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5680 + ... + 18976.

It is an arithmetic number, because the mean of its divisors is an integer number (10172970).

Almost surely, 2^163925416 is an apocalyptic number.

It is an amenable number.

163925416 is a deficient number, since it is larger than the sum of its proper divisors (161609624).

163925416 is a wasteful number, since it uses less digits than its factorization.

163925416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13393 (or 13389 counting only the distinct ones).

The product of its digits is 38880, while the sum is 37.

The square root of 163925416 is about 12803.3361277442. The cubic root of 163925416 is about 547.2873771102.

The spelling of 163925416 in words is "one hundred sixty-three million, nine hundred twenty-five thousand, four hundred sixteen".