422002124 has 12 divisors (see below), whose sum is σ = 745674384. Its totient is φ = 208952304.

The previous prime is 422002109. The next prime is 422002127. The reversal of 422002124 is 421200224.

It is a happy number.

It is a super-2 number, since 2×422002124² = 356171585321022752, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (422002127) 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, 511727 + ... + 512550.

It is an arithmetic number, because the mean of its divisors is an integer number (62139532).

Almost surely, 2^422002124 is an apocalyptic number.

It is an amenable number.

422002124 is a deficient number, since it is larger than the sum of its proper divisors (323672260).

422002124 is a wasteful number, since it uses less digits than its factorization.

422002124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1024384 (or 1024382 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 17.

The square root of 422002124 is about 20542.6902814602. The cubic root of 422002124 is about 750.0753251753.

Adding to 422002124 its reverse (421200224), we get a palindrome (843202348).

The spelling of 422002124 in words is "four hundred twenty-two million, two thousand, one hundred twenty-four".