40518950 has 12 divisors (see below), whose sum is σ = 75365340. Its totient is φ = 16207560.

The previous prime is 40518949. The next prime is 40518967. The reversal of 40518950 is 5981504.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 405140 + ... + 405239.

It is an arithmetic number, because the mean of its divisors is an integer number (6280445).

Almost surely, 2^40518950 is an apocalyptic number.

40518950 is a deficient number, since it is larger than the sum of its proper divisors (34846390).

40518950 is a wasteful number, since it uses less digits than its factorization.

40518950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 810391 (or 810386 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 32.

The square root of 40518950 is about 6365.4497091722. The cubic root of 40518950 is about 343.4678257351.

The spelling of 40518950 in words is "forty million, five hundred eighteen thousand, nine hundred fifty".