1022453322 has 48 divisors (see below), whose sum is σ = 2279606112. Its totient is φ = 303198880.

The previous prime is 1022453291. The next prime is 1022453323. The reversal of 1022453322 is 2233542201.

It is a junction number, because it is equal to n+sod(n) for n = 1022453292 and 1022453301.

It is not an unprimeable number, because it can be changed into a prime (1022453323) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 142288 + ... + 149300.

It is an arithmetic number, because the mean of its divisors is an integer number (47491794).

Almost surely, 2^1022453322 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1022453322, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1139803056).

1022453322 is an abundant number, since it is smaller than the sum of its proper divisors (1257152790).

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

1022453322 is a wasteful number, since it uses less digits than its factorization.

1022453322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7123 (or 7076 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 1022453322 is about 31975.8240237840. The cubic root of 1022453322 is about 1007.4291122822.

Adding to 1022453322 its reverse (2233542201), we get a palindrome (3255995523).

It can be divided in two parts, 10224 and 53322, that added together give a triangular number (63546 = T₃₅₆).

The spelling of 1022453322 in words is "one billion, twenty-two million, four hundred fifty-three thousand, three hundred twenty-two".