845758345 has 8 divisors (see below), whose sum is σ = 1024959240. Its totient is φ = 669907200.

The previous prime is 845758273. The next prime is 845758387. The reversal of 845758345 is 543857548.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 143137296 + 702621049 = 11964^2 + 26507^2 .

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

It is not a de Polignac number, because 845758345 - 2¹⁷ = 845627273 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 836880 + ... + 837889.

It is an arithmetic number, because the mean of its divisors is an integer number (128119905).

Almost surely, 2^845758345 is an apocalyptic number.

It is an amenable number.

845758345 is a deficient number, since it is larger than the sum of its proper divisors (179200895).

845758345 is a wasteful number, since it uses less digits than its factorization.

845758345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1674875.

The product of its digits is 2688000, while the sum is 49.

The square root of 845758345 is about 29081.9247127834. The cubic root of 845758345 is about 945.6899285043.

The spelling of 845758345 in words is "eight hundred forty-five million, seven hundred fifty-eight thousand, three hundred forty-five".