1235025 has 36 divisors (see below), whose sum is σ = 2418000. Its totient is φ = 597600.

The previous prime is 1235021. The next prime is 1235027. The reversal of 1235025 is 5205321.

1235025 = 132² + 133² + ... + 181².

It is a happy number.

It is not a de Polignac number, because 1235025 - 2² = 1235021 is a prime.

It is an Ulam number.

It is a Curzon number.

1235025 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 1234989 and 1235007.

It is not an unprimeable number, because it can be changed into a prime (1235021) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 2226 + ... + 2724.

2^1235025 is an apocalyptic number.

1235025 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1235025 is a deficient number, since it is larger than the sum of its proper divisors (1182975).

1235025 is a wasteful number, since it uses less digits than its factorization.

1235025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 526 (or 518 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 18.

The square root of 1235025 is about 1111.3167865195. The cubic root of 1235025 is about 107.2898363760.

The spelling of 1235025 in words is "one million, two hundred thirty-five thousand, twenty-five".