1342534220 has 12 divisors (see below), whose sum is σ = 2819321904. Its totient is φ = 537013680.

The previous prime is 1342534211. The next prime is 1342534229. The reversal of 1342534220 is 224352431.

It is an interprime number because it is at equal distance from previous prime (1342534211) and next prime (1342534229).

It is a self number, because there is not a number n which added to its sum of digits gives 1342534220.

It is not an unprimeable number, because it can be changed into a prime (1342534229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33563336 + ... + 33563375.

It is an arithmetic number, because the mean of its divisors is an integer number (234943492).

Almost surely, 2^1342534220 is an apocalyptic number.

1342534220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1342534220 is an abundant number, since it is smaller than the sum of its proper divisors (1476787684).

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

1342534220 is a wasteful number, since it uses less digits than its factorization.

1342534220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67126720 (or 67126718 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 1342534220 is about 36640.6088923206. The cubic root of 1342534220 is about 1103.1683365342.

Adding to 1342534220 its reverse (224352431), we get a palindrome (1566886651).

The spelling of 1342534220 in words is "one billion, three hundred forty-two million, five hundred thirty-four thousand, two hundred twenty".