40800544 has 48 divisors (see below), whose sum is σ = 85730400. Its totient is φ = 19047424.

The previous prime is 40800541. The next prime is 40800569. The reversal of 40800544 is 44500804.

It is not an unprimeable number, because it can be changed into a prime (40800541) 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, 97167 + ... + 97585.

It is an arithmetic number, because the mean of its divisors is an integer number (1786050).

Almost surely, 2^40800544 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 40800544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (42865200).

40800544 is an abundant number, since it is smaller than the sum of its proper divisors (44929856).

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

40800544 is a wasteful number, since it uses less digits than its factorization.

40800544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 625 (or 617 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 25.

The square root of 40800544 is about 6387.5303521784. The cubic root of 40800544 is about 344.2616541835.

The spelling of 40800544 in words is "forty million, eight hundred thousand, five hundred forty-four".