1022403340 has 48 divisors (see below), whose sum is σ = 2473132032. Its totient is φ = 347772096.

The previous prime is 1022403293. The next prime is 1022403353. The reversal of 1022403340 is 433042201.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10972 + ... + 46531.

It is an arithmetic number, because the mean of its divisors is an integer number (51523584).

Almost surely, 2^1022403340 is an apocalyptic number.

1022403340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1022403340 is an abundant number, since it is smaller than the sum of its proper divisors (1450728692).

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

1022403340 is a wasteful number, since it uses less digits than its factorization.

1022403340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57646 (or 57644 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 1022403340 is about 31975.0424550148. The cubic root of 1022403340 is about 1007.4126961645.

Adding to 1022403340 its reverse (433042201), we get a palindrome (1455445541).

The spelling of 1022403340 in words is "one billion, twenty-two million, four hundred three thousand, three hundred forty".