40001350 has 24 divisors (see below), whose sum is σ = 74658168. Its totient is φ = 15945600.

The previous prime is 40001303. The next prime is 40001359. The reversal of 40001350 is 5310004.

40001350 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 40001350.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40001359) 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 11 ways as a sum of consecutive naturals, for example, 15342 + ... + 17758.

It is an arithmetic number, because the mean of its divisors is an integer number (3110757).

Almost surely, 2^40001350 is an apocalyptic number.

40001350 is a deficient number, since it is larger than the sum of its proper divisors (34656818).

40001350 is a wasteful number, since it uses less digits than its factorization.

40001350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2760 (or 2755 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 13.

The square root of 40001350 is about 6324.6620463073. The cubic root of 40001350 is about 341.9990367379. Note that the first 3 decimals are identical.

Adding to 40001350 its reverse (5310004), we get a palindrome (45311354).

The spelling of 40001350 in words is "forty million, one thousand, three hundred fifty".