40305350 has 12 divisors (see below), whose sum is σ = 74968044. Its totient is φ = 16122120.

The previous prime is 40305347. The next prime is 40305371. The reversal of 40305350 is 5350304.

It is a Curzon number.

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, 403004 + ... + 403103.

It is an arithmetic number, because the mean of its divisors is an integer number (6247337).

Almost surely, 2^40305350 is an apocalyptic number.

40305350 is a deficient number, since it is larger than the sum of its proper divisors (34662694).

40305350 is a wasteful number, since it uses less digits than its factorization.

40305350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 806119 (or 806114 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 20.

The square root of 40305350 is about 6348.6494626810. The cubic root of 40305350 is about 342.8632195517.

Adding to 40305350 its reverse (5350304), we get a palindrome (45655654).

The spelling of 40305350 in words is "forty million, three hundred five thousand, three hundred fifty".