40071350 has 48 divisors (see below), whose sum is σ = 83338416. Its totient is φ = 14208000.

The previous prime is 40071347. The next prime is 40071371. The reversal of 40071350 is 5317004.

It is a happy number.

40071350 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21662 + ... + 23438.

It is an arithmetic number, because the mean of its divisors is an integer number (1736217).

Almost surely, 2^40071350 is an apocalyptic number.

40071350 is an abundant number, since it is smaller than the sum of its proper divisors (43267066).

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

40071350 is a wasteful number, since it uses less digits than its factorization.

40071350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1841 (or 1836 counting only the distinct ones).

The product of its (nonzero) digits is 420, while the sum is 20.

The square root of 40071350 is about 6330.1935199487. The cubic root of 40071350 is about 342.1984131893.

Adding to 40071350 its reverse (5317004), we get a palindrome (45388354).

The spelling of 40071350 in words is "forty million, seventy-one thousand, three hundred fifty".