1364012220 has 96 divisors (see below), whose sum is σ = 3886444800. Its totient is φ = 357389824.

The previous prime is 1364012219. The next prime is 1364012233. The reversal of 1364012220 is 222104631.

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, 955147 + ... + 956573.

It is an arithmetic number, because the mean of its divisors is an integer number (40483800).

Almost surely, 2^1364012220 is an apocalyptic number.

1364012220 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 1364012220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1943222400).

1364012220 is an abundant number, since it is smaller than the sum of its proper divisors (2522432580).

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

1364012220 is a wasteful number, since it uses less digits than its factorization.

1364012220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1707 (or 1705 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 1364012220 is about 36932.5360623935. The cubic root of 1364012220 is about 1109.0201075429.

Adding to 1364012220 its reverse (222104631), we get a palindrome (1586116851).

The spelling of 1364012220 in words is "one billion, three hundred sixty-four million, twelve thousand, two hundred twenty".