16490324 has 12 divisors (see below), whose sum is σ = 28904148. Its totient is φ = 8232000.

The previous prime is 16490317. The next prime is 16490329. The reversal of 16490324 is 42309461.

It can be written as a sum of positive squares in 2 ways, for example, as 13987600 + 2502724 = 3740^2 + 1582^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16490329) 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, 137 + ... + 5744.

It is an arithmetic number, because the mean of its divisors is an integer number (2408679).

Almost surely, 2^16490324 is an apocalyptic number.

It is an amenable number.

16490324 is a deficient number, since it is larger than the sum of its proper divisors (12413824).

16490324 is a wasteful number, since it uses less digits than its factorization.

16490324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6586 (or 6584 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 16490324 is about 4060.8279943874. The cubic root of 16490324 is about 254.5323943670.

Adding to 16490324 its reverse (42309461), we get a palindrome (58799785).

The spelling of 16490324 in words is "sixteen million, four hundred ninety thousand, three hundred twenty-four".