40709206 has 4 divisors (see below), whose sum is σ = 61063812. Its totient is φ = 20354602.

The previous prime is 40709197. The next prime is 40709209. The reversal of 40709206 is 60290704.

40709206 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40709209) 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 as a sum of consecutive naturals, namely, 10177300 + ... + 10177303.

It is an arithmetic number, because the mean of its divisors is an integer number (15265953).

Almost surely, 2^40709206 is an apocalyptic number.

40709206 is a deficient number, since it is larger than the sum of its proper divisors (20354606).

40709206 is a wasteful number, since it uses less digits than its factorization.

40709206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20354605.

The product of its (nonzero) digits is 3024, while the sum is 28.

The square root of 40709206 is about 6380.3766346510. The cubic root of 40709206 is about 344.0045688504.

The spelling of 40709206 in words is "forty million, seven hundred nine thousand, two hundred six".