10161646 has 16 divisors (see below), whose sum is σ = 16709040. Its totient is φ = 4596480.

The previous prime is 10161611. The next prime is 10161647. The reversal of 10161646 is 64616101.

It is a self number, because there is not a number n which added to its sum of digits gives 10161646.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10161647) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4030 + ... + 6046.

It is an arithmetic number, because the mean of its divisors is an integer number (1044315).

Almost surely, 2^10161646 is an apocalyptic number.

10161646 is a deficient number, since it is larger than the sum of its proper divisors (6547394).

10161646 is a wasteful number, since it uses less digits than its factorization.

10161646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2259.

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 10161646 is about 3187.7336777090. The cubic root of 10161646 is about 216.5981221703.

Adding to 10161646 its reverse (64616101), we get a palindrome (74777747).

It can be divided in two parts, 1016 and 1646, that added together give a palindrome (2662).

The spelling of 10161646 in words is "ten million, one hundred sixty-one thousand, six hundred forty-six".