993425 has 12 divisors (see below), whose sum is σ = 1249920. Its totient is φ = 783120.

The previous prime is 993407. The next prime is 993431. The reversal of 993425 is 524399.

Added to its reverse (524399) it gives a square (1517824 = 1232²).

It is not a de Polignac number, because 993425 - 2⁸ = 993169 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 993391 and 993400.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 993425.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1724 + ... + 2226.

It is an arithmetic number, because the mean of its divisors is an integer number (104160).

2⁹⁹³⁴²⁵ is an apocalyptic number.

It is an amenable number.

993425 is a deficient number, since it is larger than the sum of its proper divisors (256495).

993425 is a wasteful number, since it uses less digits than its factorization.

993425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 592 (or 587 counting only the distinct ones).

The product of its digits is 9720, while the sum is 32.

The square root of 993425 is about 996.7070783334. The cubic root of 993425 is about 99.7803512308.

Adding to 993425 its reverse (524399), we get a square (1517824 = 1232²).

The spelling of 993425 in words is "nine hundred ninety-three thousand, four hundred twenty-five".