845072 has 10 divisors (see below), whose sum is σ = 1637358. Its totient is φ = 422528.

The previous prime is 845069. The next prime is 845083. The reversal of 845072 is 270548.

It can be written as a sum of positive squares in only one way, i.e., 430336 + 414736 = 656^2 + 644^2 .

It is a d-powerful number, because it can be written as 8⁴ + 4⁵ + 0 + 5² + 7⁷ + 2¹⁴ .

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 845072.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26393 + ... + 26424.

2⁸⁴⁵⁰⁷² is an apocalyptic number.

It is an amenable number.

845072 is a deficient number, since it is larger than the sum of its proper divisors (792286).

845072 is a wasteful number, since it uses less digits than its factorization.

845072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52825 (or 52819 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 26.

The square root of 845072 is about 919.2779775454. The cubic root of 845072 is about 94.5434045638.

It can be divided in two parts, 8450 and 72, that multiplied together give a square (608400 = 780²).

The spelling of 845072 in words is "eight hundred forty-five thousand, seventy-two".