16641364 has 12 divisors (see below), whose sum is σ = 29672244. Its totient is φ = 8163584.

The previous prime is 16641347. The next prime is 16641403. The reversal of 16641364 is 46314661.

It can be written as a sum of positive squares in 2 ways, for example, as 7290000 + 9351364 = 2700^2 + 3058^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39037 + ... + 39460.

It is an arithmetic number, because the mean of its divisors is an integer number (2472687).

Almost surely, 2^16641364 is an apocalyptic number.

It is an amenable number.

16641364 is a deficient number, since it is larger than the sum of its proper divisors (13030880).

16641364 is a wasteful number, since it uses less digits than its factorization.

16641364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78554 (or 78552 counting only the distinct ones).

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

The square root of 16641364 is about 4079.3827964534. The cubic root of 16641364 is about 255.3071475137.

The spelling of 16641364 in words is "sixteen million, six hundred forty-one thousand, three hundred sixty-four".