16463904 has 48 divisors (see below), whose sum is σ = 43545600. Its totient is φ = 5446400.

The previous prime is 16463897. The next prime is 16463911. The reversal of 16463904 is 40936461.

It is an interprime number because it is at equal distance from previous prime (16463897) and next prime (16463911).

It is a tau number, because it is divible by the number of its divisors (48).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13729 + ... + 14879.

It is an arithmetic number, because the mean of its divisors is an integer number (907200).

Almost surely, 2^16463904 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16463904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21772800).

16463904 is an abundant number, since it is smaller than the sum of its proper divisors (27081696).

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

16463904 is a wasteful number, since it uses less digits than its factorization.

16463904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1313 (or 1305 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 33.

The square root of 16463904 is about 4057.5736592205. The cubic root of 16463904 is about 254.3963885410.

The spelling of 16463904 in words is "sixteen million, four hundred sixty-three thousand, nine hundred four".