1424045 has 32 divisors (see below), whose sum is σ = 2142720. Its totient is φ = 887040.

The previous prime is 1424041. The next prime is 1424077. The reversal of 1424045 is 5404241.

It is not a de Polignac number, because 1424045 - 2² = 1424041 is a prime.

It is an Ulam number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1424041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 23315 + ... + 23375.

It is an arithmetic number, because the mean of its divisors is an integer number (66960).

2^1424045 is an apocalyptic number.

It is an amenable number.

1424045 is a deficient number, since it is larger than the sum of its proper divisors (718675).

1424045 is a wasteful number, since it uses less digits than its factorization.

1424045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125.

The product of its (nonzero) digits is 640, while the sum is 20.

The square root of 1424045 is about 1193.3335661080. Note that the first 3 decimals coincide. The cubic root of 1424045 is about 112.5057116442.

Adding to 1424045 its reverse (5404241), we get a palindrome (6828286).

The spelling of 1424045 in words is "one million, four hundred twenty-four thousand, forty-five".