833993425 has 12 divisors (see below), whose sum is σ = 1053665820. Its totient is φ = 654605120.

The previous prime is 833993401. The next prime is 833993483. The reversal of 833993425 is 524399338.

It can be written as a sum of positive squares in 6 ways, for example, as 60652944 + 773340481 = 7788^2 + 27809^2 .

It is not a de Polignac number, because 833993425 - 2⁷ = 833993297 is a prime.

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 11 ways as a sum of consecutive naturals, for example, 313390 + ... + 316039.

It is an arithmetic number, because the mean of its divisors is an integer number (87805485).

Almost surely, 2^833993425 is an apocalyptic number.

It is an amenable number.

833993425 is a deficient number, since it is larger than the sum of its proper divisors (219672395).

833993425 is a wasteful number, since it uses less digits than its factorization.

833993425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 629492 (or 629487 counting only the distinct ones).

The product of its digits is 699840, while the sum is 46.

The square root of 833993425 is about 28878.9443193480. The cubic root of 833993425 is about 941.2844313215.

The spelling of 833993425 in words is "eight hundred thirty-three million, nine hundred ninety-three thousand, four hundred twenty-five".