16610901 has 8 divisors (see below), whose sum is σ = 22166784. Its totient is φ = 11064480.

The previous prime is 16610827. The next prime is 16610903. The reversal of 16610901 is 10901661.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 16610901 - 2¹⁸ = 16348757 is a prime.

It is a nialpdrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16610903) 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, 5116 + ... + 7706.

It is an arithmetic number, because the mean of its divisors is an integer number (2770848).

Almost surely, 2^16610901 is an apocalyptic number.

It is an amenable number.

16610901 is a deficient number, since it is larger than the sum of its proper divisors (5555883).

16610901 is a wasteful number, since it uses less digits than its factorization.

16610901 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4731.

The product of its (nonzero) digits is 324, while the sum is 24.

The square root of 16610901 is about 4075.6473105508. The cubic root of 16610901 is about 255.1512674199.

The spelling of 16610901 in words is "sixteen million, six hundred ten thousand, nine hundred one".