842547348 has 18 divisors (see below), whose sum is σ = 2129772554. Its totient is φ = 280849104.

The previous prime is 842547347. The next prime is 842547361. The reversal of 842547348 is 843745248.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 835672464 + 6874884 = 28908^2 + 2622^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (842547347) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11702011 + ... + 11702082.

Almost surely, 2^842547348 is an apocalyptic number.

It is an amenable number.

842547348 is an abundant number, since it is smaller than the sum of its proper divisors (1287225206).

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

842547348 is a wasteful number, since it uses less digits than its factorization.

842547348 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23404103 (or 23404098 counting only the distinct ones).

The product of its digits is 860160, while the sum is 45.

The square root of 842547348 is about 29026.6661537284. Note that the first 3 decimals coincide. The cubic root of 842547348 is about 944.4916119937.

The spelling of 842547348 in words is "eight hundred forty-two million, five hundred forty-seven thousand, three hundred forty-eight".