190136320 has 120 divisors (see below), whose sum is σ = 500155488. Its totient is φ = 68812800.

The previous prime is 190136273. The next prime is 190136333. The reversal of 190136320 is 23631091.

It is a nialpdrome in base 16.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 901015 + ... + 901225.

Almost surely, 2^190136320 is an apocalyptic number.

190136320 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 190136320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (250077744).

190136320 is an abundant number, since it is smaller than the sum of its proper divisors (310019168).

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

190136320 is an equidigital number, since it uses as much as digits as its factorization.

190136320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255 (or 229 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 25.

The square root of 190136320 is about 13788.9927115798. The cubic root of 190136320 is about 575.0271644382.

The spelling of 190136320 in words is "one hundred ninety million, one hundred thirty-six thousand, three hundred twenty".