16426000 has 80 divisors (see below), whose sum is σ = 40854528. Its totient is φ = 6384000.

The previous prime is 16425991. The next prime is 16426009. The reversal of 16426000 is 62461.

It is an interprime number because it is at equal distance from previous prime (16425991) and next prime (16426009).

It is a tau number, because it is divible by the number of its divisors (80).

It is a nialpdrome in base 16.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 85905 + ... + 86095.

Almost surely, 2^16426000 is an apocalyptic number.

16426000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16426000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20427264).

16426000 is an abundant number, since it is smaller than the sum of its proper divisors (24428528).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16426000 is a wasteful number, since it uses less digits than its factorization.

16426000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257 (or 241 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 16426000 is about 4052.9001961558. The cubic root of 16426000 is about 254.2010106178.

Adding to 16426000 its reverse (62461), we get a palindrome (16488461).

The spelling of 16426000 in words is "sixteen million, four hundred twenty-six thousand".