190320000 has 320 divisors, whose sum is σ = 691466160. Its totient is φ = 46080000.

The previous prime is 190319993. The next prime is 190320007. The reversal of 190320000 is 23091.

190320000 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (190319993) and next prime (190320007).

It is a tau number, because it is divible by the number of its divisors (320).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (190320007) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 3119970 + ... + 3120030.

Almost surely, 2^190320000 is an apocalyptic number.

190320000 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 190320000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (345733080).

190320000 is an abundant number, since it is smaller than the sum of its proper divisors (501146160).

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

190320000 is an equidigital number, since it uses as much as digits as its factorization.

190320000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111 (or 84 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 15.

The square root of 190320000 is about 13795.6514887844. The cubic root of 190320000 is about 575.2122719728.

Adding to 190320000 its reverse (23091), we get a palindrome (190343091).

The spelling of 190320000 in words is "one hundred ninety million, three hundred twenty thousand".