1365342220 has 36 divisors (see below), whose sum is σ = 3151576512. Its totient is φ = 496487200.

The previous prime is 1365342211. The next prime is 1365342259. The reversal of 1365342220 is 222435631.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 279676 + ... + 284515.

It is an arithmetic number, because the mean of its divisors is an integer number (87543792).

Almost surely, 2^1365342220 is an apocalyptic number.

1365342220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1365342220 is an abundant number, since it is smaller than the sum of its proper divisors (1786234292).

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

1365342220 is a wasteful number, since it uses less digits than its factorization.

1365342220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 564222 (or 564209 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 28.

The square root of 1365342220 is about 36950.5374791761. The cubic root of 1365342220 is about 1109.3804458583.

Adding to 1365342220 its reverse (222435631), we get a palindrome (1587777851).

The spelling of 1365342220 in words is "one billion, three hundred sixty-five million, three hundred forty-two thousand, two hundred twenty".