1022345216 has 60 divisors (see below), whose sum is σ = 2134311312. Its totient is φ = 488767488.

The previous prime is 1022345197. The next prime is 1022345231. The reversal of 1022345216 is 6125432201.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 375476 + ... + 378188.

Almost surely, 2^1022345216 is an apocalyptic number.

1022345216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1022345216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1067155656).

1022345216 is an abundant number, since it is smaller than the sum of its proper divisors (1111966096).

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

1022345216 is an frugal number, since it uses more digits than its factorization.

1022345216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2764 (or 2738 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 1022345216 is about 31974.1335457272. The cubic root of 1022345216 is about 1007.3936052105.

Adding to 1022345216 its reverse (6125432201), we get a palindrome (7147777417).

The spelling of 1022345216 in words is "one billion, twenty-two million, three hundred forty-five thousand, two hundred sixteen".