190321152 has 160 divisors (see below), whose sum is σ = 599199744. Its totient is φ = 52531200.

The previous prime is 190321151. The next prime is 190321169. The reversal of 190321152 is 251123091.

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 (190321151) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 333027 + ... + 333597.

Almost surely, 2^190321152 is an apocalyptic number.

190321152 is a gapful number since it is divisible by the number (12) 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 190321152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (299599872).

190321152 is an abundant number, since it is smaller than the sum of its proper divisors (408878592).

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

190321152 is an equidigital number, since it uses as much as digits as its factorization.

190321152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 630 (or 614 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 24.

The square root of 190321152 is about 13795.6932410082. The cubic root of 190321152 is about 575.2134325500.

The spelling of 190321152 in words is "one hundred ninety million, three hundred twenty-one thousand, one hundred fifty-two".