40979766 has 16 divisors (see below), whose sum is σ = 82289088. Its totient is φ = 13605000.

The previous prime is 40979761. The next prime is 40979773. The reversal of 40979766 is 66797904.

40979766 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40979761) 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 7 ways as a sum of consecutive naturals, for example, 12100 + ... + 15111.

It is an arithmetic number, because the mean of its divisors is an integer number (5143068).

Almost surely, 2^40979766 is an apocalyptic number.

40979766 is an abundant number, since it is smaller than the sum of its proper divisors (41309322).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40979766 is a wasteful number, since it uses less digits than its factorization.

40979766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27467.

The product of its (nonzero) digits is 571536, while the sum is 48.

The square root of 40979766 is about 6401.5440324972. The cubic root of 40979766 is about 344.7649901290.

The spelling of 40979766 in words is "forty million, nine hundred seventy-nine thousand, seven hundred sixty-six".