1002442436 has 24 divisors (see below), whose sum is σ = 1779721944. Its totient is φ = 494000640.

The previous prime is 1002442429. The next prime is 1002442457. The reversal of 1002442436 is 6342442001.

It can be written as a sum of positive squares in 4 ways, for example, as 76457536 + 925984900 = 8744^2 + 30430^2 .

It is a super-2 number, since 2×1002442436² = 2009781674987228192, which contains 22 as substring.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 75686 + ... + 87938.

It is an arithmetic number, because the mean of its divisors is an integer number (74155081).

Almost surely, 2^1002442436 is an apocalyptic number.

It is an amenable number.

1002442436 is a deficient number, since it is larger than the sum of its proper divisors (777279508).

1002442436 is a wasteful number, since it uses less digits than its factorization.

1002442436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12551 (or 12549 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 26.

The square root of 1002442436 is about 31661.3713537490. The cubic root of 1002442436 is about 1000.8134833987.

Adding to 1002442436 its reverse (6342442001), we get a palindrome (7344884437).

The spelling of 1002442436 in words is "one billion, two million, four hundred forty-two thousand, four hundred thirty-six".