16764106 has 4 divisors (see below), whose sum is σ = 25146162. Its totient is φ = 8382052.

The previous prime is 16764103. The next prime is 16764107. The reversal of 16764106 is 60146761.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 60146761 = 19 ⋅3165619.

It can be written as a sum of positive squares in only one way, i.e., 14175225 + 2588881 = 3765^2 + 1609^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a nialpdrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (16764103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4191025 + ... + 4191028.

Almost surely, 2^16764106 is an apocalyptic number.

16764106 is a deficient number, since it is larger than the sum of its proper divisors (8382056).

16764106 is an equidigital number, since it uses as much as digits as its factorization.

16764106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8382055.

The product of its (nonzero) digits is 6048, while the sum is 31.

The square root of 16764106 is about 4094.3993454474. The cubic root of 16764106 is about 255.9333017157.

The spelling of 16764106 in words is "sixteen million, seven hundred sixty-four thousand, one hundred six".