345056242 has 16 divisors (see below), whose sum is σ = 548388792. Its totient is φ = 162273280.

The previous prime is 345056233. The next prime is 345056251. The reversal of 345056242 is 242650543.

It is an interprime number because it is at equal distance from previous prime (345056233) and next prime (345056251).

It can be written as a sum of positive squares in 4 ways, for example, as 326488761 + 18567481 = 18069^2 + 4309^2 .

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 79242 + ... + 83482.

Almost surely, 2^345056242 is an apocalyptic number.

345056242 is a deficient number, since it is larger than the sum of its proper divisors (203332550).

345056242 is a wasteful number, since it uses less digits than its factorization.

345056242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6653.

The product of its (nonzero) digits is 28800, while the sum is 31.

The square root of 345056242 is about 18575.6895430560. The cubic root of 345056242 is about 701.3960181357.

The spelling of 345056242 in words is "three hundred forty-five million, fifty-six thousand, two hundred forty-two".