925378193 has 4 divisors (see below), whose sum is σ = 925494708. Its totient is φ = 925261680.

The previous prime is 925378171. The next prime is 925378213. The reversal of 925378193 is 391873529.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 543449344 + 381928849 = 23312^2 + 19543^2 .

It is a cyclic number.

It is not a de Polignac number, because 925378193 - 2¹² = 925374097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (925378133) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 45398 + ... + 62543.

It is an arithmetic number, because the mean of its divisors is an integer number (231373677).

Almost surely, 2^925378193 is an apocalyptic number.

It is an amenable number.

925378193 is a deficient number, since it is larger than the sum of its proper divisors (116515).

925378193 is a wasteful number, since it uses less digits than its factorization.

925378193 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116514.

The product of its digits is 408240, while the sum is 47.

The square root of 925378193 is about 30420.0294707287. The cubic root of 925378193 is about 974.4803518002.

The spelling of 925378193 in words is "nine hundred twenty-five million, three hundred seventy-eight thousand, one hundred ninety-three".