40966693 has 4 divisors (see below), whose sum is σ = 41016940. Its totient is φ = 40916448.

The previous prime is 40966691. The next prime is 40966697. The reversal of 40966693 is 39666904.

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

It can be written as a sum of positive squares in 2 ways, for example, as 32798529 + 8168164 = 5727^2 + 2858^2 .

It is a cyclic number.

It is not a de Polignac number, because 40966693 - 2¹ = 40966691 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 (40966691) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23880 + ... + 25537.

It is an arithmetic number, because the mean of its divisors is an integer number (10254235).

Almost surely, 2^40966693 is an apocalyptic number.

It is an amenable number.

40966693 is a deficient number, since it is larger than the sum of its proper divisors (50247).

40966693 is an equidigital number, since it uses as much as digits as its factorization.

40966693 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50246.

The product of its (nonzero) digits is 209952, while the sum is 43.

The square root of 40966693 is about 6400.5228692662. The cubic root of 40966693 is about 344.7283249442.

The spelling of 40966693 in words is "forty million, nine hundred sixty-six thousand, six hundred ninety-three".