40375463 has 4 divisors (see below), whose sum is σ = 40467048. Its totient is φ = 40283880.

The previous prime is 40375429. The next prime is 40375523. The reversal of 40375463 is 36457304.

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 40375463 - 2⁸ = 40375207 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 (40375403) 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, 45128 + ... + 46013.

It is an arithmetic number, because the mean of its divisors is an integer number (10116762).

Almost surely, 2^40375463 is an apocalyptic number.

40375463 is a deficient number, since it is larger than the sum of its proper divisors (91585).

40375463 is an equidigital number, since it uses as much as digits as its factorization.

40375463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91584.

The product of its (nonzero) digits is 30240, while the sum is 32.

The square root of 40375463 is about 6354.1689464477. The cubic root of 40375463 is about 343.0619131353.

The spelling of 40375463 in words is "forty million, three hundred seventy-five thousand, four hundred sixty-three".