1235625 has 20 divisors (see below), whose sum is σ = 2061840. Its totient is φ = 658000.

The previous prime is 1235593. The next prime is 1235651. The reversal of 1235625 is 5265321.

It is not a de Polignac number, because 1235625 - 2⁵ = 1235593 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1235595 and 1235604.

It is an unprimeable number.

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 19 ways as a sum of consecutive naturals, for example, 1546 + ... + 2204.

It is an arithmetic number, because the mean of its divisors is an integer number (103092).

2^1235625 is an apocalyptic number.

1235625 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1235625 is a deficient number, since it is larger than the sum of its proper divisors (826215).

1235625 is an frugal number, since it uses more digits than its factorization.

1235625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 682 (or 667 counting only the distinct ones).

The product of its digits is 1800, while the sum is 24.

The square root of 1235625 is about 1111.5867037708. The cubic root of 1235625 is about 107.3072080837.

The spelling of 1235625 in words is "one million, two hundred thirty-five thousand, six hundred twenty-five".