120323400 has 96 divisors (see below), whose sum is σ = 385094400. Its totient is φ = 31046400.

The previous prime is 120323353. The next prime is 120323471. The reversal of 120323400 is 4323021.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 120323400.

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, 15366 + ... + 21834.

It is an arithmetic number, because the mean of its divisors is an integer number (4011400).

Almost surely, 2^120323400 is an apocalyptic number.

120323400 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 120323400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (192547200).

120323400 is an abundant number, since it is smaller than the sum of its proper divisors (264771000).

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

120323400 is a wasteful number, since it uses less digits than its factorization.

120323400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6519 (or 6510 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 120323400 is about 10969.2023411003. The cubic root of 120323400 is about 493.6851135157.

Adding to 120323400 its reverse (4323021), we get a palindrome (124646421).

The spelling of 120323400 in words is "one hundred twenty million, three hundred twenty-three thousand, four hundred".