16426019 has 8 divisors (see below), whose sum is σ = 16850112. Its totient is φ = 16007040.

The previous prime is 16426009. The next prime is 16426031. The reversal of 16426019 is 91062461.

16426019 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 16426019 - 2⁸ = 16425763 is a prime.

It is a super-2 number, since 2×16426019² = 539628200376722, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16425982 and 16426000.

It is not an unprimeable number, because it can be changed into a prime (16426009) 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, 5702 + ... + 8084.

It is an arithmetic number, because the mean of its divisors is an integer number (2106264).

Almost surely, 2^16426019 is an apocalyptic number.

16426019 is a deficient number, since it is larger than the sum of its proper divisors (424093).

16426019 is a wasteful number, since it uses less digits than its factorization.

16426019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2557.

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 16426019 is about 4052.9025401556. The cubic root of 16426019 is about 254.2011086295.

The spelling of 16426019 in words is "sixteen million, four hundred twenty-six thousand, nineteen".