1022147340 has 48 divisors (see below), whose sum is σ = 2960707680. Its totient is φ = 263173120.

The previous prime is 1022147323. The next prime is 1022147359. The reversal of 1022147340 is 437412201.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1022147340.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 291981 + ... + 295460.

It is an arithmetic number, because the mean of its divisors is an integer number (61681410).

Almost surely, 2^1022147340 is an apocalyptic number.

1022147340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1022147340 is an abundant number, since it is smaller than the sum of its proper divisors (1938560340).

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

1022147340 is a wasteful number, since it uses less digits than its factorization.

1022147340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 587482 (or 587480 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 24.

The square root of 1022147340 is about 31971.0390822694. The cubic root of 1022147340 is about 1007.3286069836.

Adding to 1022147340 its reverse (437412201), we get a palindrome (1459559541).

The spelling of 1022147340 in words is "one billion, twenty-two million, one hundred forty-seven thousand, three hundred forty".