16742419 has 8 divisors (see below), whose sum is σ = 16990560. Its totient is φ = 16496256.

The previous prime is 16742393. The next prime is 16742423. The reversal of 16742419 is 91424761.

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

It is a cyclic number.

It is not a de Polignac number, because 16742419 - 2¹¹ = 16740371 is a prime.

It is a super-2 number, since 2×16742419² = 560617187943122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16742119) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25554 + ... + 26200.

It is an arithmetic number, because the mean of its divisors is an integer number (2123820).

Almost surely, 2^16742419 is an apocalyptic number.

16742419 is a deficient number, since it is larger than the sum of its proper divisors (248141).

16742419 is a wasteful number, since it uses less digits than its factorization.

16742419 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 989.

The product of its digits is 12096, while the sum is 34.

The square root of 16742419 is about 4091.7501145598. The cubic root of 16742419 is about 255.8228908040.

It can be divided in two parts, 16742 and 419, that added together give a square (17161 = 131²).

The spelling of 16742419 in words is "sixteen million, seven hundred forty-two thousand, four hundred nineteen".