1324564340 has 96 divisors (see below), whose sum is σ = 3158797824. Its totient is φ = 462325760.

The previous prime is 1324564321. The next prime is 1324564421. The reversal of 1324564340 is 434654231.

It is a junction number, because it is equal to n+sod(n) for n = 1324564297 and 1324564306.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 546812 + ... + 549228.

It is an arithmetic number, because the mean of its divisors is an integer number (32904144).

Almost surely, 2^1324564340 is an apocalyptic number.

1324564340 is a gapful number since it is divisible by the number (10) 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 1324564340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1579398912).

1324564340 is an abundant number, since it is smaller than the sum of its proper divisors (1834233484).

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

1324564340 is a wasteful number, since it uses less digits than its factorization.

1324564340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2537 (or 2535 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 32.

The square root of 1324564340 is about 36394.5647040873. The cubic root of 1324564340 is about 1098.2242257479.

The spelling of 1324564340 in words is "one billion, three hundred twenty-four million, five hundred sixty-four thousand, three hundred forty".