40340363 has 16 divisors (see below), whose sum is σ = 50208000. Its totient is φ = 31624992.

The previous prime is 40340359. The next prime is 40340369. The reversal of 40340363 is 36304304.

It is not a de Polignac number, because 40340363 - 2² = 40340359 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40340369) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1373 + ... + 9086.

It is an arithmetic number, because the mean of its divisors is an integer number (3138000).

Almost surely, 2^40340363 is an apocalyptic number.

40340363 is a deficient number, since it is larger than the sum of its proper divisors (9867637).

40340363 is a wasteful number, since it uses less digits than its factorization.

40340363 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10514.

The product of its (nonzero) digits is 2592, while the sum is 23.

The square root of 40340363 is about 6351.4063796926. The cubic root of 40340363 is about 342.9624718466.

Adding to 40340363 its reverse (36304304), we get a palindrome (76644667).

The spelling of 40340363 in words is "forty million, three hundred forty thousand, three hundred sixty-three".