1825424 has 10 divisors (see below), whose sum is σ = 3536790. Its totient is φ = 912704.

The previous prime is 1825403. The next prime is 1825429. The reversal of 1825424 is 4245281.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1690000 + 135424 = 1300^2 + 368^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1825393 and 1825402.

It is not an unprimeable number, because it can be changed into a prime (1825429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57029 + ... + 57060.

It is an arithmetic number, because the mean of its divisors is an integer number (353679).

2^1825424 is an apocalyptic number.

It is an amenable number.

1825424 is a deficient number, since it is larger than the sum of its proper divisors (1711366).

1825424 is a wasteful number, since it uses less digits than its factorization.

1825424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114097 (or 114091 counting only the distinct ones).

The product of its digits is 2560, while the sum is 26.

The square root of 1825424 is about 1351.0825289374. The cubic root of 1825424 is about 122.2140825923.

The spelling of 1825424 in words is "one million, eight hundred twenty-five thousand, four hundred twenty-four".