845842152 has 32 divisors (see below), whose sum is σ = 2225901600. Its totient is φ = 267107904.

The previous prime is 845842117. The next prime is 845842189. The reversal of 845842152 is 251248548.

It is a happy number.

It is a super-2 number, since 2×845842152² = 1430897892199982208, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 845842152.

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, 927003 + ... + 927914.

It is an arithmetic number, because the mean of its divisors is an integer number (69559425).

Almost surely, 2^845842152 is an apocalyptic number.

It is an amenable number.

845842152 is an abundant number, since it is smaller than the sum of its proper divisors (1380059448).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

845842152 is a wasteful number, since it uses less digits than its factorization.

845842152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1854945 (or 1854941 counting only the distinct ones).

The product of its digits is 102400, while the sum is 39.

The square root of 845842152 is about 29083.3655549010. The cubic root of 845842152 is about 945.7211639113.

It can be divided in two parts, 84584 and 2152, that added together give a triangular number (86736 = T₄₁₆).

The spelling of 845842152 in words is "eight hundred forty-five million, eight hundred forty-two thousand, one hundred fifty-two".