40553588 has 6 divisors (see below), whose sum is σ = 70968786. Its totient is φ = 20276792.

The previous prime is 40553587. The next prime is 40553603. The reversal of 40553588 is 88535504.

40553588 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 39589264 + 964324 = 6292^2 + 982^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40553587) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5069195 + ... + 5069202.

It is an arithmetic number, because the mean of its divisors is an integer number (11828131).

Almost surely, 2^40553588 is an apocalyptic number.

It is an amenable number.

40553588 is a deficient number, since it is larger than the sum of its proper divisors (30415198).

40553588 is a wasteful number, since it uses less digits than its factorization.

40553588 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10138401 (or 10138399 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 38.

The square root of 40553588 is about 6368.1699097936. The cubic root of 40553588 is about 343.5656700776.

The spelling of 40553588 in words is "forty million, five hundred fifty-three thousand, five hundred eighty-eight".