1254625 has 8 divisors (see below), whose sum is σ = 1565928. Its totient is φ = 1003600.

The previous prime is 1254623. The next prime is 1254637. The reversal of 1254625 is 5264521.

It can be written as a sum of positive squares in 4 ways, for example, as 107584 + 1147041 = 328^2 + 1071^2 .

It is not a de Polignac number, because 1254625 - 2¹ = 1254623 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1254625.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1254623) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4894 + ... + 5143.

It is an arithmetic number, because the mean of its divisors is an integer number (195741).

2^1254625 is an apocalyptic number.

It is an amenable number.

1254625 is a deficient number, since it is larger than the sum of its proper divisors (311303).

1254625 is an equidigital number, since it uses as much as digits as its factorization.

1254625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10052 (or 10042 counting only the distinct ones).

The product of its digits is 2400, while the sum is 25.

The square root of 1254625 is about 1120.1004419247. The cubic root of 1254625 is about 107.8544277867.

The spelling of 1254625 in words is "one million, two hundred fifty-four thousand, six hundred twenty-five".