845408088 has 96 divisors (see below), whose sum is σ = 2666196000. Its totient is φ = 236980224.

The previous prime is 845408071. The next prime is 845408111. The reversal of 845408088 is 880804548.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10888 + ... + 42536.

It is an arithmetic number, because the mean of its divisors is an integer number (27772875).

Almost surely, 2^845408088 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 845408088, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1333098000).

845408088 is an abundant number, since it is smaller than the sum of its proper divisors (1820787912).

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

845408088 is a wasteful number, since it uses less digits than its factorization.

845408088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31721 (or 31714 counting only the distinct ones).

The product of its (nonzero) digits is 327680, while the sum is 45.

The square root of 845408088 is about 29075.9021872065. The cubic root of 845408088 is about 945.5593631347.

The spelling of 845408088 in words is "eight hundred forty-five million, four hundred eight thousand, eighty-eight".