1225300 has 18 divisors (see below), whose sum is σ = 2659118. Its totient is φ = 490080.

The previous prime is 1225297. The next prime is 1225303. The reversal of 1225300 is 35221.

It is an interprime number because it is at equal distance from previous prime (1225297) and next prime (1225303).

It can be written as a sum of positive squares in 3 ways, for example, as 71824 + 1153476 = 268^2 + 1074^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1225303) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6027 + ... + 6226.

2^1225300 is an apocalyptic number.

1225300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1225300 is an abundant number, since it is smaller than the sum of its proper divisors (1433818).

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

1225300 is a wasteful number, since it uses less digits than its factorization.

1225300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12267 (or 12260 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 13.

The square root of 1225300 is about 1106.9326989479. The cubic root of 1225300 is about 107.0074819353.

The spelling of 1225300 in words is "one million, two hundred twenty-five thousand, three hundred".