40548852 has 18 divisors (see below), whose sum is σ = 102498578. Its totient is φ = 13516272.

The previous prime is 40548847. The next prime is 40548853. The reversal of 40548852 is 25884504.

It can be written as a sum of positive squares in only one way, i.e., 23853456 + 16695396 = 4884^2 + 4086^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 1126357 = 40548852 / (4 + 0 + 5 + 4 + 8 + 8 + 5 + 2).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40548853) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 563143 + ... + 563214.

Almost surely, 2^40548852 is an apocalyptic number.

It is an amenable number.

40548852 is an abundant number, since it is smaller than the sum of its proper divisors (61949726).

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

40548852 is a wasteful number, since it uses less digits than its factorization.

40548852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1126367 (or 1126362 counting only the distinct ones).

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

The square root of 40548852 is about 6367.7980495616. The cubic root of 40548852 is about 343.5522952613.

The spelling of 40548852 in words is "forty million, five hundred forty-eight thousand, eight hundred fifty-two".