190820352 has 104 divisors (see below), whose sum is σ = 520161264. Its totient is φ = 62193664.

The previous prime is 190820339. The next prime is 190820353. The reversal of 190820352 is 253028091.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (190820353) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 651118 + ... + 651410.

Almost surely, 2^190820352 is an apocalyptic number.

190820352 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 190820352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (260080632).

190820352 is an abundant number, since it is smaller than the sum of its proper divisors (329340912).

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

190820352 is an equidigital number, since it uses as much as digits as its factorization.

190820352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 373 (or 351 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 30.

The square root of 190820352 is about 13813.7739955452. The cubic root of 190820352 is about 575.7159092885.

The spelling of 190820352 in words is "one hundred ninety million, eight hundred twenty thousand, three hundred fifty-two".