40109350 has 48 divisors (see below), whose sum is σ = 78030720. Its totient is φ = 15321600.

The previous prime is 40109347. The next prime is 40109351. The reversal of 40109350 is 5390104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40109351) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 175036 + ... + 175264.

It is an arithmetic number, because the mean of its divisors is an integer number (1625640).

Almost surely, 2^40109350 is an apocalyptic number.

40109350 is a deficient number, since it is larger than the sum of its proper divisors (37921370).

40109350 is a wasteful number, since it uses less digits than its factorization.

40109350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 385 (or 380 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 22.

The square root of 40109350 is about 6333.1942967195. The cubic root of 40109350 is about 342.3065488973.

Adding to 40109350 its reverse (5390104), we get a palindrome (45499454).

The spelling of 40109350 in words is "forty million, one hundred nine thousand, three hundred fifty".