160421136 has 80 divisors (see below), whose sum is σ = 434734080. Its totient is φ = 50878080.

The previous prime is 160421117. The next prime is 160421137. The reversal of 160421136 is 631124061.

160421136 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is not an unprimeable number, because it can be changed into a prime (160421137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 365205 + ... + 365643.

It is an arithmetic number, because the mean of its divisors is an integer number (5434176).

Almost surely, 2^160421136 is an apocalyptic number.

160421136 is a gapful number since it is divisible by the number (16) 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 160421136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (217367040).

160421136 is an abundant number, since it is smaller than the sum of its proper divisors (274312944).

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

160421136 is a wasteful number, since it uses less digits than its factorization.

160421136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 804 (or 798 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 160421136 is about 12665.7465630732. The cubic root of 160421136 is about 543.3594139396.

Adding to 160421136 its reverse (631124061), we get a palindrome (791545197).

The spelling of 160421136 in words is "one hundred sixty million, four hundred twenty-one thousand, one hundred thirty-six".