845452270 has 32 divisors (see below), whose sum is σ = 1641269952. Its totient is φ = 311711232.

The previous prime is 845452247. The next prime is 845452273. The reversal of 845452270 is 72254548.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (845452273) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 92214 + ... + 100966.

It is an arithmetic number, because the mean of its divisors is an integer number (51289686).

Almost surely, 2^845452270 is an apocalyptic number.

845452270 is a deficient number, since it is larger than the sum of its proper divisors (795817682).

845452270 is a wasteful number, since it uses less digits than its factorization.

845452270 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9516.

The product of its (nonzero) digits is 89600, while the sum is 37.

The square root of 845452270 is about 29076.6619473419. The cubic root of 845452270 is about 945.5758348547.

The spelling of 845452270 in words is "eight hundred forty-five million, four hundred fifty-two thousand, two hundred seventy".