16329894 has 32 divisors (see below), whose sum is σ = 39522816. Its totient is φ = 4391040.

The previous prime is 16329893. The next prime is 16329899. The reversal of 16329894 is 49892361.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16329893) 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 15 ways as a sum of consecutive naturals, for example, 10722 + ... + 12149.

It is an arithmetic number, because the mean of its divisors is an integer number (1235088).

Almost surely, 2^16329894 is an apocalyptic number.

16329894 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

16329894 is an abundant number, since it is smaller than the sum of its proper divisors (23192922).

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

16329894 is a wasteful number, since it uses less digits than its factorization.

16329894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22900.

The product of its digits is 93312, while the sum is 42.

The square root of 16329894 is about 4041.0263547767. The cubic root of 16329894 is about 253.7042769097.

The spelling of 16329894 in words is "sixteen million, three hundred twenty-nine thousand, eight hundred ninety-four".