16267420 has 96 divisors (see below), whose sum is σ = 40219200. Its totient is φ = 5474304.

The previous prime is 16267409. The next prime is 16267423. The reversal of 16267420 is 2476261.

16267420 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16267423) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 182736 + ... + 182824.

It is an arithmetic number, because the mean of its divisors is an integer number (418950).

Almost surely, 2^16267420 is an apocalyptic number.

16267420 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 16267420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20109600).

16267420 is an abundant number, since it is smaller than the sum of its proper divisors (23951780).

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

16267420 is a wasteful number, since it uses less digits than its factorization.

16267420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167 (or 165 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 16267420 is about 4033.2889804724. The cubic root of 16267420 is about 253.3803275392.

The spelling of 16267420 in words is "sixteen million, two hundred sixty-seven thousand, four hundred twenty".