1342777842 has 48 divisors (see below), whose sum is σ = 3499978560. Its totient is φ = 363458016.

The previous prime is 1342777801. The next prime is 1342777847. The reversal of 1342777842 is 2487772431.

It is not an unprimeable number, because it can be changed into a prime (1342777847) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 278053 + ... + 282840.

It is an arithmetic number, because the mean of its divisors is an integer number (72916220).

Almost surely, 2^1342777842 is an apocalyptic number.

1342777842 is an abundant number, since it is smaller than the sum of its proper divisors (2157200718).

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

1342777842 is a wasteful number, since it uses less digits than its factorization.

1342777842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 560927 (or 560924 counting only the distinct ones).

The product of its digits is 526848, while the sum is 45.

The square root of 1342777842 is about 36643.9332222948. The cubic root of 1342777842 is about 1103.2350610461.

The spelling of 1342777842 in words is "one billion, three hundred forty-two million, seven hundred seventy-seven thousand, eight hundred forty-two".