1225733 has 4 divisors (see below), whose sum is σ = 1230528. Its totient is φ = 1220940.

The previous prime is 1225729. The next prime is 1225759. The reversal of 1225733 is 3375221.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1225733 - 2² = 1225729 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1225699 and 1225708.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1225703) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1991 + ... + 2532.

It is an arithmetic number, because the mean of its divisors is an integer number (307632).

2^1225733 is an apocalyptic number.

It is an amenable number.

1225733 is a deficient number, since it is larger than the sum of its proper divisors (4795).

1225733 is an equidigital number, since it uses as much as digits as its factorization.

1225733 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4794.

The product of its digits is 1260, while the sum is 23.

The square root of 1225733 is about 1107.1282671850. The cubic root of 1225733 is about 107.0200853202.

The spelling of 1225733 in words is "one million, two hundred twenty-five thousand, seven hundred thirty-three".