16923201 has 8 divisors (see below), whose sum is σ = 23114784. Its totient is φ = 11006880.

The previous prime is 16923191. The next prime is 16923223. The reversal of 16923201 is 10232961.

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

It is not a de Polignac number, because 16923201 - 2¹³ = 16915009 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (16923251) 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, 68671 + ... + 68916.

It is an arithmetic number, because the mean of its divisors is an integer number (2889348).

Almost surely, 2^16923201 is an apocalyptic number.

It is an amenable number.

16923201 is a deficient number, since it is larger than the sum of its proper divisors (6191583).

16923201 is a wasteful number, since it uses less digits than its factorization.

16923201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137631.

The product of its (nonzero) digits is 648, while the sum is 24.

The square root of 16923201 is about 4113.7818367045. The cubic root of 16923201 is about 256.7403748130.

The spelling of 16923201 in words is "sixteen million, nine hundred twenty-three thousand, two hundred one".