40845804 has 24 divisors (see below), whose sum is σ = 98594160. Its totient is φ = 13145664.

The previous prime is 40845797. The next prime is 40845809. The reversal of 40845804 is 40854804.

It is not an unprimeable number, because it can be changed into a prime (40845809) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58339 + ... + 59034.

It is an arithmetic number, because the mean of its divisors is an integer number (4108090).

Almost surely, 2^40845804 is an apocalyptic number.

It is an amenable number.

40845804 is an abundant number, since it is smaller than the sum of its proper divisors (57748356).

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

40845804 is a wasteful number, since it uses less digits than its factorization.

40845804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117409 (or 117407 counting only the distinct ones).

The product of its (nonzero) digits is 20480, while the sum is 33.

The square root of 40845804 is about 6391.0722105137. The cubic root of 40845804 is about 344.3889035046.

The spelling of 40845804 in words is "forty million, eight hundred forty-five thousand, eight hundred four".