162445200 has 120 divisors (see below), whose sum is σ = 551045088. Its totient is φ = 40765440.

The previous prime is 162445169. The next prime is 162445223. The reversal of 162445200 is 2544261.

It is a tau number, because it is divible by the number of its divisors (120).

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

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, 16419 + ... + 24381.

Almost surely, 2^162445200 is an apocalyptic number.

162445200 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 162445200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (275522544).

162445200 is an abundant number, since it is smaller than the sum of its proper divisors (388599888).

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

162445200 is a wasteful number, since it uses less digits than its factorization.

162445200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8001 (or 7990 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 162445200 is about 12745.3991698966. The cubic root of 162445200 is about 545.6350927569.

Adding to 162445200 its reverse (2544261), we get a palindrome (164989461).

The spelling of 162445200 in words is "one hundred sixty-two million, four hundred forty-five thousand, two hundred".