40531267 has 16 divisors (see below), whose sum is σ = 49139712. Its totient is φ = 32677920.

The previous prime is 40531259. The next prime is 40531319. The reversal of 40531267 is 76213504.

40531267 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 40531267 - 2³ = 40531259 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40531207) 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 15 ways as a sum of consecutive naturals, for example, 7758 + ... + 11884.

It is an arithmetic number, because the mean of its divisors is an integer number (3071232).

Almost surely, 2^40531267 is an apocalyptic number.

40531267 is a deficient number, since it is larger than the sum of its proper divisors (8608445).

40531267 is a wasteful number, since it uses less digits than its factorization.

40531267 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4218.

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 40531267 is about 6366.4171242544. The cubic root of 40531267 is about 343.5026247992.

The spelling of 40531267 in words is "forty million, five hundred thirty-one thousand, two hundred sixty-seven".