16329942 has 24 divisors (see below), whose sum is σ = 35456616. Its totient is φ = 5431776.

The previous prime is 16329941. The next prime is 16329947. The reversal of 16329942 is 24992361.

It is a junction number, because it is equal to n+sod(n) for n = 16329897 and 16329906.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16329941) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14338 + ... + 15434.

It is an arithmetic number, because the mean of its divisors is an integer number (1477359).

It is a vampire number, since it can be written as 3291 ⋅ 4962 (with its own digits).

Almost surely, 2^16329942 is an apocalyptic number.

16329942 is an abundant number, since it is smaller than the sum of its proper divisors (19126674).

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

16329942 is a wasteful number, since it uses less digits than its factorization.

16329942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1932 (or 1929 counting only the distinct ones).

The product of its digits is 23328, while the sum is 36.

The square root of 16329942 is about 4041.0322938576. The cubic root of 16329942 is about 253.7045254885.

It can be divided in two parts, 16329 and 942, that added together give a palindrome (17271).

The spelling of 16329942 in words is "sixteen million, three hundred twenty-nine thousand, nine hundred forty-two".