16610007 has 4 divisors (see below), whose sum is σ = 22146680. Its totient is φ = 11073336.

The previous prime is 16609993. The next prime is 16610021. The reversal of 16610007 is 70001661.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (16609993) and next prime (16610021).

It is not a de Polignac number, because 16610007 - 2⁴ = 16609991 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16610107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2768332 + ... + 2768337.

It is an arithmetic number, because the mean of its divisors is an integer number (5536670).

Almost surely, 2^16610007 is an apocalyptic number.

16610007 is a deficient number, since it is larger than the sum of its proper divisors (5536673).

16610007 is an equidigital number, since it uses as much as digits as its factorization.

16610007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5536672.

The product of its (nonzero) digits is 252, while the sum is 21.

The square root of 16610007 is about 4075.5376332455. The cubic root of 16610007 is about 255.1466899173.

Adding to 16610007 its reverse (70001661), we get a palindrome (86611668).

The spelling of 16610007 in words is "sixteen million, six hundred ten thousand, seven".