1002422243 has 4 divisors (see below), whose sum is σ = 1026871608. Its totient is φ = 977972880.

The previous prime is 1002422237. The next prime is 1002422249. The reversal of 1002422243 is 3422242001.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (1002422237) and next prime (1002422249).

It is a cyclic number.

It is not a de Polignac number, because 1002422243 - 2⁴ = 1002422227 is a prime.

It is a super-2 number, since 2×1002422243² = 2009700706522302098, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1002422249) 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, 12224621 + ... + 12224702.

It is an arithmetic number, because the mean of its divisors is an integer number (256717902).

Almost surely, 2^1002422243 is an apocalyptic number.

1002422243 is a deficient number, since it is larger than the sum of its proper divisors (24449365).

1002422243 is an equidigital number, since it uses as much as digits as its factorization.

1002422243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24449364.

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 1002422243 is about 31661.0524619761. The cubic root of 1002422243 is about 1000.8067632913.

Adding to 1002422243 its reverse (3422242001), we get a palindrome (4424664244).

The spelling of 1002422243 in words is "one billion, two million, four hundred twenty-two thousand, two hundred forty-three".