345582049 has 4 divisors (see below), whose sum is σ = 346484736. Its totient is φ = 344679364.

The previous prime is 345582011. The next prime is 345582053. The reversal of 345582049 is 940285543.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 940285543 = 113 ⋅8321111.

It is a cyclic number.

It is not a de Polignac number, because 345582049 - 2¹³ = 345573857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (345582059) 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 3 ways as a sum of consecutive naturals, for example, 450769 + ... + 451534.

It is an arithmetic number, because the mean of its divisors is an integer number (86621184).

Almost surely, 2^345582049 is an apocalyptic number.

It is an amenable number.

345582049 is a deficient number, since it is larger than the sum of its proper divisors (902687).

345582049 is an equidigital number, since it uses as much as digits as its factorization.

345582049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 902686.

The product of its (nonzero) digits is 172800, while the sum is 40.

The square root of 345582049 is about 18589.8372504979. The cubic root of 345582049 is about 701.7521067194.

The spelling of 345582049 in words is "three hundred forty-five million, five hundred eighty-two thousand, forty-nine".