342531648 has 84 divisors (see below), whose sum is σ = 1013529088. Its totient is φ = 110488320.

The previous prime is 342531643. The next prime is 342531649. The reversal of 342531648 is 846135243.

342531648 is a `hidden beast` number, since 3 + 4 + 2 + 5 + 3 + 1 + 648 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (342531643) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8265 + ... + 27447.

Almost surely, 2^342531648 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 342531648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (506764544).

342531648 is an abundant number, since it is smaller than the sum of its proper divisors (670997440).

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

342531648 is a wasteful number, since it uses less digits than its factorization.

342531648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19232 (or 19219 counting only the distinct ones).

The product of its digits is 69120, while the sum is 36.

The square root of 342531648 is about 18507.6105426930. The cubic root of 342531648 is about 699.6812480725.

The spelling of 342531648 in words is "three hundred forty-two million, five hundred thirty-one thousand, six hundred forty-eight".