16788442 has 8 divisors (see below), whose sum is σ = 27472032. Its totient is φ = 7631100.

The previous prime is 16788437. The next prime is 16788451. The reversal of 16788442 is 24488761.

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

It is a junction number, because it is equal to n+sod(n) for n = 16788395 and 16788404.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 381534 + ... + 381577.

It is an arithmetic number, because the mean of its divisors is an integer number (3434004).

Almost surely, 2^16788442 is an apocalyptic number.

16788442 is a deficient number, since it is larger than the sum of its proper divisors (10683590).

16788442 is a wasteful number, since it uses less digits than its factorization.

16788442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 763124.

The product of its digits is 86016, while the sum is 40.

The square root of 16788442 is about 4097.3701321701. The cubic root of 16788442 is about 256.0570856581.

The spelling of 16788442 in words is "sixteen million, seven hundred eighty-eight thousand, four hundred forty-two".