163463730 has 16 divisors (see below), whose sum is σ = 392313024. Its totient is φ = 43590320.

The previous prime is 163463723. The next prime is 163463747. The reversal of 163463730 is 37364361.

It is a junction number, because it is equal to n+sod(n) for n = 163463691 and 163463700.

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, 2724366 + ... + 2724425.

It is an arithmetic number, because the mean of its divisors is an integer number (24519564).

Almost surely, 2^163463730 is an apocalyptic number.

163463730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

163463730 is an abundant number, since it is smaller than the sum of its proper divisors (228849294).

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

163463730 is a wasteful number, since it uses less digits than its factorization.

163463730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5448801.

The product of its (nonzero) digits is 27216, while the sum is 33.

The square root of 163463730 is about 12785.2935046482. The cubic root of 163463730 is about 546.7730934143.

The spelling of 163463730 in words is "one hundred sixty-three million, four hundred sixty-three thousand, seven hundred thirty".