16134720 has 168 divisors, whose sum is σ = 59765184. Its totient is φ = 3687936.

The previous prime is 16134697. The next prime is 16134749. The reversal of 16134720 is 2743161.

It is a tau number, because it is divible by the number of its divisors (168).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a nialpdrome in base 8 and base 14.

It is a zygodrome in base 14.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2304957 + ... + 2304963.

Almost surely, 2^16134720 is an apocalyptic number.

16134720 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 16134720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29882592).

16134720 is an abundant number, since it is smaller than the sum of its proper divisors (43630464).

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

16134720 is an frugal number, since it uses more digits than its factorization.

16134720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55 (or 17 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 24.

The square root of 16134720 is about 4016.8047002562. The cubic root of 16134720 is about 252.6894699203.

Adding to 16134720 its reverse (2743161), we get a palindrome (18877881).

The spelling of 16134720 in words is "sixteen million, one hundred thirty-four thousand, seven hundred twenty".