190093825 has 12 divisors (see below), whose sum is σ = 238947628. Its totient is φ = 149990400.

The previous prime is 190093823. The next prime is 190093853. The reversal of 190093825 is 528390091.

It can be written as a sum of positive squares in 6 ways, for example, as 1635841 + 188457984 = 1279^2 + 13728^2 .

It is not a de Polignac number, because 190093825 - 2¹ = 190093823 is a prime.

It is a super-2 number, since 2×190093825² = 72271324606261250, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (190093823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 50256 + ... + 53905.

Almost surely, 2^190093825 is an apocalyptic number.

It is an amenable number.

190093825 is a deficient number, since it is larger than the sum of its proper divisors (48853803).

190093825 is a wasteful number, since it uses less digits than its factorization.

190093825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104244 (or 104239 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 37.

The square root of 190093825 is about 13787.4517224903. The cubic root of 190093825 is about 574.9843221938.

The spelling of 190093825 in words is "one hundred ninety million, ninety-three thousand, eight hundred twenty-five".