1002424 has 8 divisors (see below), whose sum is σ = 1879560. Its totient is φ = 501208.

The previous prime is 1002403. The next prime is 1002427. The reversal of 1002424 is 4242001.

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

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62644 + ... + 62659.

It is an arithmetic number, because the mean of its divisors is an integer number (234945).

2^1002424 is an apocalyptic number.

It is an amenable number.

1002424 is a deficient number, since it is larger than the sum of its proper divisors (877136).

1002424 is a wasteful number, since it uses less digits than its factorization.

1002424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125309 (or 125305 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 13.

The square root of 1002424 is about 1001.2112664168. The cubic root of 1002424 is about 100.0807348014.

Adding to 1002424 its reverse (4242001), we get a palindrome (5244425).

The spelling of 1002424 in words is "one million, two thousand, four hundred twenty-four".