16198632 has 48 divisors (see below), whose sum is σ = 44181540. Its totient is φ = 5361408.

The previous prime is 16198613. The next prime is 16198667. The reversal of 16198632 is 23689161.

16198632 is a `hidden beast` number, since 1 + 6 + 19 + 8 + 632 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 16112196 + 86436 = 4014^2 + 294^2 .

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10588 + ... + 12020.

Almost surely, 2^16198632 is an apocalyptic number.

16198632 is a gapful number since it is divisible by the number (12) 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 16198632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22090770).

16198632 is an abundant number, since it is smaller than the sum of its proper divisors (27982908).

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

16198632 is a wasteful number, since it uses less digits than its factorization.

16198632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1602 (or 1595 counting only the distinct ones).

The product of its digits is 15552, while the sum is 36.

The square root of 16198632 is about 4024.7524147455. The cubic root of 16198632 is about 253.0226770698.

The spelling of 16198632 in words is "sixteen million, one hundred ninety-eight thousand, six hundred thirty-two".