16632996 has 12 divisors (see below), whose sum is σ = 38810352. Its totient is φ = 5544328.

The previous prime is 16632949. The next prime is 16632997. The reversal of 16632996 is 69923661.

It is a tau number, because it is divible by the number of its divisors (12).

It is a nialpdrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (16632997) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 693030 + ... + 693053.

It is an arithmetic number, because the mean of its divisors is an integer number (3234196).

Almost surely, 2^16632996 is an apocalyptic number.

It is an amenable number.

16632996 is an abundant number, since it is smaller than the sum of its proper divisors (22177356).

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

16632996 is a wasteful number, since it uses less digits than its factorization.

16632996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1386090 (or 1386088 counting only the distinct ones).

The product of its digits is 104976, while the sum is 42.

The square root of 16632996 is about 4078.3570221353. The cubic root of 16632996 is about 255.2643471678.

The spelling of 16632996 in words is "sixteen million, six hundred thirty-two thousand, nine hundred ninety-six".