162345400 has 96 divisors (see below), whose sum is σ = 438677280. Its totient is φ = 54720000.

The previous prime is 162345397. The next prime is 162345409. The reversal of 162345400 is 4543261.

162345400 is digitally balanced in base 2, 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 (25).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (162345409) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 84450 + ... + 86350.

It is an arithmetic number, because the mean of its divisors is an integer number (4569555).

Almost surely, 2^162345400 is an apocalyptic number.

162345400 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 162345400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (219338640).

162345400 is an abundant number, since it is smaller than the sum of its proper divisors (276331880).

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

162345400 is a wasteful number, since it uses less digits than its factorization.

162345400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1985 (or 1976 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 162345400 is about 12741.4834301191. The cubic root of 162345400 is about 545.5233308876.

Adding to 162345400 its reverse (4543261), we get a palindrome (166888661).

The spelling of 162345400 in words is "one hundred sixty-two million, three hundred forty-five thousand, four hundred".