16630361 has 12 divisors (see below), whose sum is σ = 18411456. Its totient is φ = 15009720.

The previous prime is 16630351. The next prime is 16630373. The reversal of 16630361 is 16303661.

It is not a de Polignac number, because 16630361 - 2¹⁰ = 16629337 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 16630361.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16630321) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19796 + ... + 20618.

It is an arithmetic number, because the mean of its divisors is an integer number (1534288).

Almost surely, 2^16630361 is an apocalyptic number.

16630361 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

16630361 is a deficient number, since it is larger than the sum of its proper divisors (1781095).

16630361 is a wasteful number, since it uses less digits than its factorization.

16630361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1012 (or 1001 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 26.

The square root of 16630361 is about 4078.0339625854. The cubic root of 16630361 is about 255.2508667927.

The spelling of 16630361 in words is "sixteen million, six hundred thirty thousand, three hundred sixty-one".