16488402 has 48 divisors (see below), whose sum is σ = 40629600. Its totient is φ = 4432512.

The previous prime is 16488391. The next prime is 16488403. The reversal of 16488402 is 20488461.

It is not an unprimeable number, because it can be changed into a prime (16488403) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3349 + ... + 6647.

It is an arithmetic number, because the mean of its divisors is an integer number (846450).

Almost surely, 2^16488402 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16488402, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20314800).

16488402 is an abundant number, since it is smaller than the sum of its proper divisors (24141198).

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

16488402 is a wasteful number, since it uses less digits than its factorization.

16488402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3335 (or 3328 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 33.

The square root of 16488402 is about 4060.5913362465. The cubic root of 16488402 is about 254.5225051279.

The spelling of 16488402 in words is "sixteen million, four hundred eighty-eight thousand, four hundred two".