345026847 has 8 divisors (see below), whose sum is σ = 501857280. Its totient is φ = 209107160.

The previous prime is 345026839. The next prime is 345026861. The reversal of 345026847 is 748620543.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 345026847 - 2³ = 345026839 is a prime.

It is a super-2 number, since 2×345026847² = 238087050301522818, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345026837) 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 7 ways as a sum of consecutive naturals, for example, 5227647 + ... + 5227712.

It is an arithmetic number, because the mean of its divisors is an integer number (62732160).

Almost surely, 2^345026847 is an apocalyptic number.

345026847 is a deficient number, since it is larger than the sum of its proper divisors (156830433).

345026847 is a wasteful number, since it uses less digits than its factorization.

345026847 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10455373.

The product of its (nonzero) digits is 161280, while the sum is 39.

The square root of 345026847 is about 18574.8983038939. The cubic root of 345026847 is about 701.3761004924.

The spelling of 345026847 in words is "three hundred forty-five million, twenty-six thousand, eight hundred forty-seven".