16483640 has 96 divisors (see below), whose sum is σ = 41806800. Its totient is φ = 5829120.

The previous prime is 16483639. The next prime is 16483657. The reversal of 16483640 is 4638461.

It is a junction number, because it is equal to n+sod(n) for n = 16483597 and 16483606.

It is a congruent number.

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 23 ways as a sum of consecutive naturals, for example, 402020 + ... + 402060.

Almost surely, 2^16483640 is an apocalyptic number.

16483640 is a gapful number since it is divisible by the number (10) 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 16483640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20903400).

16483640 is an abundant number, since it is smaller than the sum of its proper divisors (25323160).

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

16483640 is a wasteful number, since it uses less digits than its factorization.

16483640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117 (or 90 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 32.

The square root of 16483640 is about 4060.0049261054. The cubic root of 16483640 is about 254.4979999663.

The spelling of 16483640 in words is "sixteen million, four hundred eighty-three thousand, six hundred forty".