40055526 has 32 divisors (see below), whose sum is σ = 101729280. Its totient is φ = 11444328.

The previous prime is 40055507. The next prime is 40055539. The reversal of 40055526 is 62555004.

40055526 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 40055526.

It is a congruent number.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 52606 + ... + 53361.

It is an arithmetic number, because the mean of its divisors is an integer number (3179040).

Almost surely, 2^40055526 is an apocalyptic number.

40055526 is an abundant number, since it is smaller than the sum of its proper divisors (61673754).

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

40055526 is a wasteful number, since it uses less digits than its factorization.

40055526 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105985 (or 105979 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 27.

The square root of 40055526 is about 6328.9435137312. The cubic root of 40055526 is about 342.1533630423.

The spelling of 40055526 in words is "forty million, fifty-five thousand, five hundred twenty-six".