40709363 has 4 divisors (see below), whose sum is σ = 41112528. Its totient is φ = 40306200.

The previous prime is 40709329. The next prime is 40709369. The reversal of 40709363 is 36390704.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 40709363 - 2²⁰ = 39660787 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40709369) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 201431 + ... + 201632.

It is an arithmetic number, because the mean of its divisors is an integer number (10278132).

Almost surely, 2^40709363 is an apocalyptic number.

40709363 is a deficient number, since it is larger than the sum of its proper divisors (403165).

40709363 is a wasteful number, since it uses less digits than its factorization.

40709363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 403164.

The product of its (nonzero) digits is 13608, while the sum is 32.

The square root of 40709363 is about 6380.3889379880. The cubic root of 40709363 is about 344.0050110817.

The spelling of 40709363 in words is "forty million, seven hundred nine thousand, three hundred sixty-three".