40845528 has 96 divisors (see below), whose sum is σ = 115315200. Its totient is φ = 13051584.

The previous prime is 40845527. The next prime is 40845529. The reversal of 40845528 is 82554804.

It is an interprime number because it is at equal distance from previous prime (40845527) and next prime (40845529).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 40845492 and 40845501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40845527) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 244501 + ... + 244667.

It is an arithmetic number, because the mean of its divisors is an integer number (1201200).

Almost surely, 2^40845528 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 40845528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57657600).

40845528 is an abundant number, since it is smaller than the sum of its proper divisors (74469672).

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

40845528 is a wasteful number, since it uses less digits than its factorization.

40845528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 301 (or 294 counting only the distinct ones).

The product of its (nonzero) digits is 51200, while the sum is 36.

The square root of 40845528 is about 6391.0506178562. The cubic root of 40845528 is about 344.3881278105.

The spelling of 40845528 in words is "forty million, eight hundred forty-five thousand, five hundred twenty-eight".