1225264 has 10 divisors (see below), whose sum is σ = 2373980. Its totient is φ = 612624.

The previous prime is 1225261. The next prime is 1225283. The reversal of 1225264 is 4625221.

It is not an unprimeable number, because it can be changed into a prime (1225261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38274 + ... + 38305.

It is an arithmetic number, because the mean of its divisors is an integer number (237398).

2^1225264 is an apocalyptic number.

It is an amenable number.

1225264 is a deficient number, since it is larger than the sum of its proper divisors (1148716).

1225264 is an equidigital number, since it uses as much as digits as its factorization.

1225264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76587 (or 76581 counting only the distinct ones).

The product of its digits is 960, while the sum is 22.

The square root of 1225264 is about 1106.9164376772. The cubic root of 1225264 is about 107.0064339451.

The spelling of 1225264 in words is "one million, two hundred twenty-five thousand, two hundred sixty-four".