342270522 has 120 divisors (see below), whose sum is σ = 888333600. Its totient is φ = 98152560.

The previous prime is 342270491. The next prime is 342270527. The reversal of 342270522 is 225072243.

342270522 is a `hidden beast` number, since 342 + 270 + 52 + 2 = 666.

It is a super-2 number, since 2×342270522² = 234298220460304968, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (342270527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 371979 + ... + 372897.

It is an arithmetic number, because the mean of its divisors is an integer number (7402780).

Almost surely, 2^342270522 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 342270522, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (444166800).

342270522 is an abundant number, since it is smaller than the sum of its proper divisors (546063078).

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

342270522 is a wasteful number, since it uses less digits than its factorization.

342270522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 974 (or 954 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 27.

The square root of 342270522 is about 18500.5546403344. The cubic root of 342270522 is about 699.5034042497.

The spelling of 342270522 in words is "three hundred forty-two million, two hundred seventy thousand, five hundred twenty-two".