1022422000 has 40 divisors (see below), whose sum is σ = 2472221232. Its totient is φ = 408968000.

The previous prime is 1022421949. The next prime is 1022422003. The reversal of 1022422000 is 2242201.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1022422003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 253606 + ... + 257605.

Almost surely, 2^1022422000 is an apocalyptic number.

1022422000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1022422000 is an abundant number, since it is smaller than the sum of its proper divisors (1449799232).

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

1022422000 is an equidigital number, since it uses as much as digits as its factorization.

1022422000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 511234 (or 511218 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 13.

The square root of 1022422000 is about 31975.3342437573. The cubic root of 1022422000 is about 1007.4188249285.

Adding to 1022422000 its reverse (2242201), we get a palindrome (1024664201).

The spelling of 1022422000 in words is "one billion, twenty-two million, four hundred twenty-two thousand".