16283904 has 144 divisors (see below), whose sum is σ = 53569152. Its totient is φ = 4276224.

The previous prime is 16283887. The next prime is 16283923. The reversal of 16283904 is 40938261.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 69772 + ... + 70004.

It is an arithmetic number, because the mean of its divisors is an integer number (372008).

Almost surely, 2^16283904 is an apocalyptic number.

16283904 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16283904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26784576).

16283904 is an abundant number, since it is smaller than the sum of its proper divisors (37285248).

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

16283904 is a wasteful number, since it uses less digits than its factorization.

16283904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272 (or 258 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 33.

The square root of 16283904 is about 4035.3319566053. The cubic root of 16283904 is about 253.4658832355.

The spelling of 16283904 in words is "sixteen million, two hundred eighty-three thousand, nine hundred four".