40550635 has 16 divisors (see below), whose sum is σ = 50429952. Its totient is φ = 31269600.

The previous prime is 40550623. The next prime is 40550639. The reversal of 40550635 is 53605504.

40550635 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 40550635 - 2²⁵ = 6996203 is a prime.

It is a Duffinian number.

It is a plaindrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (40550639) 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 in 15 ways as a sum of consecutive naturals, for example, 66502 + ... + 67108.

It is an arithmetic number, because the mean of its divisors is an integer number (3151872).

Almost surely, 2^40550635 is an apocalyptic number.

40550635 is a deficient number, since it is larger than the sum of its proper divisors (9879317).

40550635 is a wasteful number, since it uses less digits than its factorization.

40550635 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1074.

The product of its (nonzero) digits is 9000, while the sum is 28.

The square root of 40550635 is about 6367.9380493218. The cubic root of 40550635 is about 343.5573307082.

It can be divided in two parts, 405 and 50635, that added together give a triangular number (51040 = T₃₁₉).

The spelling of 40550635 in words is "forty million, five hundred fifty thousand, six hundred thirty-five".