40506967 has 4 divisors (see below), whose sum is σ = 40755640. Its totient is φ = 40258296.

The previous prime is 40506953. The next prime is 40507001. The reversal of 40506967 is 76960504.

40506967 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 40506967 - 2⁷ = 40506839 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 (40506467) 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, 124092 + ... + 124417.

It is an arithmetic number, because the mean of its divisors is an integer number (10188910).

Almost surely, 2^40506967 is an apocalyptic number.

40506967 is a deficient number, since it is larger than the sum of its proper divisors (248673).

40506967 is a wasteful number, since it uses less digits than its factorization.

40506967 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 248672.

The product of its (nonzero) digits is 45360, while the sum is 37.

The square root of 40506967 is about 6364.5083863563. The cubic root of 40506967 is about 343.4339635484.

The spelling of 40506967 in words is "forty million, five hundred six thousand, nine hundred sixty-seven".