190505375 has 16 divisors (see below), whose sum is σ = 239348928. Its totient is φ = 151380000.

The previous prime is 190505363. The next prime is 190505387. The reversal of 190505375 is 573505091.

It is an interprime number because it is at equal distance from previous prime (190505363) and next prime (190505387).

It is not a de Polignac number, because 190505375 - 2¹⁰ = 190504351 is a prime.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13829 + ... + 23921.

It is an arithmetic number, because the mean of its divisors is an integer number (14959308).

Almost surely, 2^190505375 is an apocalyptic number.

190505375 is a deficient number, since it is larger than the sum of its proper divisors (48843553).

190505375 is a wasteful number, since it uses less digits than its factorization.

190505375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10259 (or 10249 counting only the distinct ones).

The product of its (nonzero) digits is 23625, while the sum is 35.

The square root of 190505375 is about 13802.3684561745. The cubic root of 190505375 is about 575.3989669668.

The spelling of 190505375 in words is "one hundred ninety million, five hundred five thousand, three hundred seventy-five".