16648342 has 4 divisors (see below), whose sum is σ = 24972516. Its totient is φ = 8324170.

The previous prime is 16648339. The next prime is 16648363. The reversal of 16648342 is 24384661.

16648342 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 24384661 = 7 ⋅3483523.

It is a junction number, because it is equal to n+sod(n) for n = 16648298 and 16648307.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4162084 + ... + 4162087.

It is an arithmetic number, because the mean of its divisors is an integer number (6243129).

Almost surely, 2^16648342 is an apocalyptic number.

16648342 is a deficient number, since it is larger than the sum of its proper divisors (8324174).

16648342 is an equidigital number, since it uses as much as digits as its factorization.

16648342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8324173.

The product of its digits is 27648, while the sum is 34.

The square root of 16648342 is about 4080.2379832554. The cubic root of 16648342 is about 255.3428273679.

The spelling of 16648342 in words is "sixteen million, six hundred forty-eight thousand, three hundred forty-two".