190853040 has 120 divisors (see below), whose sum is σ = 688281840. Its totient is φ = 43620864.

The previous prime is 190853027. The next prime is 190853063. The reversal of 190853040 is 40358091.

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 190852989 and 190853007.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3646 + ... + 19874.

It is an arithmetic number, because the mean of its divisors is an integer number (5735682).

Almost surely, 2^190853040 is an apocalyptic number.

190853040 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 190853040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (344140920).

190853040 is an abundant number, since it is smaller than the sum of its proper divisors (497428800).

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

190853040 is a wasteful number, since it uses less digits than its factorization.

190853040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16259 (or 16246 counting only the distinct ones).

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

The square root of 190853040 is about 13814.9571117684. The cubic root of 190853040 is about 575.7487812664.

The spelling of 190853040 in words is "one hundred ninety million, eight hundred fifty-three thousand, forty".