1365225 has 24 divisors (see below), whose sum is σ = 2291520. Its totient is φ = 717120.

The previous prime is 1365223. The next prime is 1365239. The reversal of 1365225 is 5225631.

It is not a de Polignac number, because 1365225 - 2¹ = 1365223 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1365195 and 1365204.

It is not an unprimeable number, because it can be changed into a prime (1365223) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 8092 + ... + 8258.

It is an arithmetic number, because the mean of its divisors is an integer number (95480).

2^1365225 is an apocalyptic number.

1365225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1365225 is a deficient number, since it is larger than the sum of its proper divisors (926295).

1365225 is a wasteful number, since it uses less digits than its factorization.

1365225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 289 (or 284 counting only the distinct ones).

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

The square root of 1365225 is about 1168.4284316979. The cubic root of 1365225 is about 110.9348696725.

The spelling of 1365225 in words is "one million, three hundred sixty-five thousand, two hundred twenty-five".