422499830676 has 240 divisors, whose sum is σ = 1295123601408. Its totient is φ = 106197739200.

The previous prime is 422499830639. The next prime is 422499830677. The reversal of 422499830676 is 676038994224.

It is a super-2 number, since 2×422499830676² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422499830677) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 9803391 + ... + 9846393.

Almost surely, 2^422499830676 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 422499830676, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (647561800704).

422499830676 is an abundant number, since it is smaller than the sum of its proper divisors (872623770732).

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

422499830676 is a wasteful number, since it uses less digits than its factorization.

422499830676 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43080 (or 43057 counting only the distinct ones).

The product of its (nonzero) digits is 31352832, while the sum is 60.

The spelling of 422499830676 in words is "four hundred twenty-two billion, four hundred ninety-nine million, eight hundred thirty thousand, six hundred seventy-six".