163347456 has 44 divisors (see below), whose sum is σ = 435388712. Its totient is φ = 54448128.

The previous prime is 163347451. The next prime is 163347461. The reversal of 163347456 is 654743361.

It is an interprime number because it is at equal distance from previous prime (163347451) and next prime (163347461).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163347451) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23515 + ... + 29658.

It is an arithmetic number, because the mean of its divisors is an integer number (9895198).

Almost surely, 2^163347456 is an apocalyptic number.

163347456 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

163347456 is an abundant number, since it is smaller than the sum of its proper divisors (272041256).

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

163347456 is an equidigital number, since it uses as much as digits as its factorization.

163347456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53196 (or 53178 counting only the distinct ones).

The product of its digits is 181440, while the sum is 39.

The square root of 163347456 is about 12780.7455181613. The cubic root of 163347456 is about 546.6434202555.

The spelling of 163347456 in words is "one hundred sixty-three million, three hundred forty-seven thousand, four hundred fifty-six".