1042424 has 8 divisors (see below), whose sum is σ = 1954560. Its totient is φ = 521208.

The previous prime is 1042399. The next prime is 1042427. The reversal of 1042424 is 4242401.

It is a tau number, because it is divible by the number of its divisors (8).

1042424 is a modest number, since divided by 2424 gives 104 as remainder.

It is a plaindrome in base 15.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1042427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65144 + ... + 65159.

It is an arithmetic number, because the mean of its divisors is an integer number (244320).

2^1042424 is an apocalyptic number.

It is an amenable number.

1042424 is a deficient number, since it is larger than the sum of its proper divisors (912136).

1042424 is a wasteful number, since it uses less digits than its factorization.

1042424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130309 (or 130305 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 17.

The square root of 1042424 is about 1020.9916747947. The cubic root of 1042424 is about 101.3945939980.

Adding to 1042424 its sum of digits (17), we get a square (1042441 = 1021²).

Adding to 1042424 its reverse (4242401), we get a palindrome (5284825).

The spelling of 1042424 in words is "one million, forty-two thousand, four hundred twenty-four".