40769207 has 4 divisors (see below), whose sum is σ = 40782456. Its totient is φ = 40755960.

The previous prime is 40769191. The next prime is 40769221. The reversal of 40769207 is 70296704.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 40769207 - 2⁴ = 40769191 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40769107) 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, 668 + ... + 9054.

It is an arithmetic number, because the mean of its divisors is an integer number (10195614).

Almost surely, 2^40769207 is an apocalyptic number.

40769207 is a deficient number, since it is larger than the sum of its proper divisors (13249).

40769207 is an equidigital number, since it uses as much as digits as its factorization.

40769207 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13248.

The product of its (nonzero) digits is 21168, while the sum is 35.

The square root of 40769207 is about 6385.0768985189. The cubic root of 40769207 is about 344.1734944881.

The spelling of 40769207 in words is "forty million, seven hundred sixty-nine thousand, two hundred seven".