1004140222 has 4 divisors (see below), whose sum is σ = 1506210336. Its totient is φ = 502070110.

The previous prime is 1004140219. The next prime is 1004140223. The reversal of 1004140222 is 2220414001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2220414001 = 13 ⋅170801077.

It is a junction number, because it is equal to n+sod(n) for n = 1004140196 and 1004140205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1004140223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 251035054 + ... + 251035057.

It is an arithmetic number, because the mean of its divisors is an integer number (376552584).

Almost surely, 2^1004140222 is an apocalyptic number.

1004140222 is a deficient number, since it is larger than the sum of its proper divisors (502070114).

1004140222 is an equidigital number, since it uses as much as digits as its factorization.

1004140222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 502070113.

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 1004140222 is about 31688.1716417972. The cubic root of 1004140222 is about 1001.3781737645.

Adding to 1004140222 its reverse (2220414001), we get a palindrome (3224554223).

The spelling of 1004140222 in words is "one billion, four million, one hundred forty thousand, two hundred twenty-two".