1001333442 has 32 divisors (see below), whose sum is σ = 2059474752. Its totient is φ = 324333504.

The previous prime is 1001333441. The next prime is 1001333513. The reversal of 1001333442 is 2443331001.

It is not an unprimeable number, because it can be changed into a prime (1001333441) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 198868 + ... + 203840.

It is an arithmetic number, because the mean of its divisors is an integer number (64358586).

Almost surely, 2^1001333442 is an apocalyptic number.

1001333442 is an abundant number, since it is smaller than the sum of its proper divisors (1058141310).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1001333442 is a wasteful number, since it uses less digits than its factorization.

1001333442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5922.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 1001333442 is about 31643.8531471754. The cubic root of 1001333442 is about 1000.4442832498. Note that the first 3 decimals are identical.

Adding to 1001333442 its reverse (2443331001), we get a palindrome (3444664443).

The spelling of 1001333442 in words is "one billion, one million, three hundred thirty-three thousand, four hundred forty-two".