16331344 has 10 divisors (see below), whose sum is σ = 31642010. Its totient is φ = 8165664.

The previous prime is 16331323. The next prime is 16331351. The reversal of 16331344 is 44313361.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 11971600 + 4359744 = 3460^2 + 2088^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510339 + ... + 510370.

It is an arithmetic number, because the mean of its divisors is an integer number (3164201).

Almost surely, 2^16331344 is an apocalyptic number.

It is an amenable number.

16331344 is a deficient number, since it is larger than the sum of its proper divisors (15310666).

16331344 is a wasteful number, since it uses less digits than its factorization.

16331344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1020717 (or 1020711 counting only the distinct ones).

The product of its digits is 2592, while the sum is 25.

The square root of 16331344 is about 4041.2057606610. The cubic root of 16331344 is about 253.7117858442.

The spelling of 16331344 in words is "sixteen million, three hundred thirty-one thousand, three hundred forty-four".