1004022442 has 8 divisors (see below), whose sum is σ = 1513919232. Its totient is φ = 499382700.

The previous prime is 1004022433. The next prime is 1004022449. The reversal of 1004022442 is 2442204001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1004022442² = 2016122128079286728, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1004022449) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1313784 + ... + 1314547.

It is an arithmetic number, because the mean of its divisors is an integer number (189239904).

Almost surely, 2^1004022442 is an apocalyptic number.

1004022442 is a deficient number, since it is larger than the sum of its proper divisors (509896790).

1004022442 is a wasteful number, since it uses less digits than its factorization.

1004022442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2628524.

The product of its (nonzero) digits is 512, while the sum is 19.

The square root of 1004022442 is about 31686.3131651507. The cubic root of 1004022442 is about 1001.3390202246.

Adding to 1004022442 its reverse (2442204001), we get a palindrome (3446226443).

The spelling of 1004022442 in words is "one billion, four million, twenty-two thousand, four hundred forty-two".