1225254 has 16 divisors (see below), whose sum is σ = 2497392. Its totient is φ = 400608.

The previous prime is 1225223. The next prime is 1225261. The reversal of 1225254 is 4525221.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1225254.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1609 + ... + 2244.

It is an arithmetic number, because the mean of its divisors is an integer number (156087).

2^1225254 is an apocalyptic number.

1225254 is an abundant number, since it is smaller than the sum of its proper divisors (1272138).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1225254 is a wasteful number, since it uses less digits than its factorization.

1225254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3911.

The product of its digits is 800, while the sum is 21.

The square root of 1225254 is about 1106.9119206152. The cubic root of 1225254 is about 107.0061428331.

The spelling of 1225254 in words is "one million, two hundred twenty-five thousand, two hundred fifty-four".