16612623 has 12 divisors (see below), whose sum is σ = 24034608. Its totient is φ = 11057280.

The previous prime is 16612619. The next prime is 16612627. The reversal of 16612623 is 32621661.

It is an interprime number because it is at equal distance from previous prime (16612619) and next prime (16612627).

It is not a de Polignac number, because 16612623 - 2² = 16612619 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16612627) 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 11 ways as a sum of consecutive naturals, for example, 6943 + ... + 9023.

It is an arithmetic number, because the mean of its divisors is an integer number (2002884).

Almost surely, 2^16612623 is an apocalyptic number.

16612623 is a deficient number, since it is larger than the sum of its proper divisors (7421985).

16612623 is a wasteful number, since it uses less digits than its factorization.

16612623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2974 (or 2971 counting only the distinct ones).

The product of its digits is 2592, while the sum is 27.

The square root of 16612623 is about 4075.8585598620. The cubic root of 16612623 is about 255.1600840257.

The spelling of 16612623 in words is "sixteen million, six hundred twelve thousand, six hundred twenty-three".