40918528 has 80 divisors (see below), whose sum is σ = 95752800. Its totient is φ = 17461248.

The previous prime is 40918519. The next prime is 40918531. The reversal of 40918528 is 82581904.

It is a congruent number.

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, 175500 + ... + 175732.

It is an arithmetic number, because the mean of its divisors is an integer number (1196910).

Almost surely, 2^40918528 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 40918528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (47876400).

40918528 is an abundant number, since it is smaller than the sum of its proper divisors (54834272).

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

40918528 is an frugal number, since it uses more digits than its factorization.

40918528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272 (or 242 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 37.

The square root of 40918528 is about 6396.7591794595. The cubic root of 40918528 is about 344.5931716452.

The spelling of 40918528 in words is "forty million, nine hundred eighteen thousand, five hundred twenty-eight".