1342204540 has 24 divisors (see below), whose sum is σ = 2820262032. Its totient is φ = 536570880.

The previous prime is 1342204529. The next prime is 1342204543. The reversal of 1342204540 is 454022431.

It is a happy number.

It is a super-2 number, since 2×1342204540² = 3603026054393223200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1342204543) 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 7 ways as a sum of consecutive naturals, for example, 17692 + ... + 54748.

It is an arithmetic number, because the mean of its divisors is an integer number (117510918).

Almost surely, 2^1342204540 is an apocalyptic number.

1342204540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1342204540 is an abundant number, since it is smaller than the sum of its proper divisors (1478057492).

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

1342204540 is a wasteful number, since it uses less digits than its factorization.

1342204540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38877 (or 38875 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 25.

The square root of 1342204540 is about 36636.1097825629. The cubic root of 1342204540 is about 1103.0780291374.

Adding to 1342204540 its reverse (454022431), we get a palindrome (1796226971).

The spelling of 1342204540 in words is "one billion, three hundred forty-two million, two hundred four thousand, five hundred forty".