16329442 has 16 divisors (see below), whose sum is σ = 24897600. Its totient is φ = 8031600.

The previous prime is 16329433. The next prime is 16329449. The reversal of 16329442 is 24492361.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (16329449) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 41784 + ... + 42172.

It is an arithmetic number, because the mean of its divisors is an integer number (1556100).

Almost surely, 2^16329442 is an apocalyptic number.

16329442 is a deficient number, since it is larger than the sum of its proper divisors (8568158).

16329442 is a wasteful number, since it uses less digits than its factorization.

16329442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 681.

The product of its digits is 10368, while the sum is 31.

The square root of 16329442 is about 4040.9704280036. The cubic root of 16329442 is about 253.7019361027.

The spelling of 16329442 in words is "sixteen million, three hundred twenty-nine thousand, four hundred forty-two".