40796979 has 4 divisors (see below), whose sum is σ = 54395976. Its totient is φ = 27197984.

The previous prime is 40796969. The next prime is 40796993. The reversal of 40796979 is 97969704.

40796979 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 cyclic number.

It is not a de Polignac number, because 40796979 - 2⁵ = 40796947 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40796929) 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 in 3 ways as a sum of consecutive naturals, for example, 6799494 + ... + 6799499.

It is an arithmetic number, because the mean of its divisors is an integer number (13598994).

Almost surely, 2^40796979 is an apocalyptic number.

40796979 is a deficient number, since it is larger than the sum of its proper divisors (13598997).

40796979 is a wasteful number, since it uses less digits than its factorization.

40796979 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13598996.

The product of its (nonzero) digits is 857304, while the sum is 51.

The square root of 40796979 is about 6387.2512867430. The cubic root of 40796979 is about 344.2516271232.

The spelling of 40796979 in words is "forty million, seven hundred ninety-six thousand, nine hundred seventy-nine".