845970065 has 8 divisors (see below), whose sum is σ = 1074879720. Its totient is φ = 636965632.

The previous prime is 845970053. The next prime is 845970119. The reversal of 845970065 is 560079548.

845970065 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 388523521 + 457446544 = 19711^2 + 21388^2 .

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 845970065 - 2²² = 841775761 is a prime.

It is a super-2 number, since 2×845970065² = 1431330701752208450, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 845969998 and 845970025.

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, 4976210 + ... + 4976379.

It is an arithmetic number, because the mean of its divisors is an integer number (134359965).

Almost surely, 2^845970065 is an apocalyptic number.

845970065 is a gapful number since it is divisible by the number (85) formed by its first and last digit.

It is an amenable number.

845970065 is a deficient number, since it is larger than the sum of its proper divisors (228909655).

845970065 is a wasteful number, since it uses less digits than its factorization.

845970065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9952611.

The product of its (nonzero) digits is 302400, while the sum is 44.

The square root of 845970065 is about 29085.5645466957. The cubic root of 845970065 is about 945.7688339300.

The spelling of 845970065 in words is "eight hundred forty-five million, nine hundred seventy thousand, sixty-five".