40806453 has 8 divisors (see below), whose sum is σ = 54561600. Its totient is φ = 27127808.

The previous prime is 40806431. The next prime is 40806457. The reversal of 40806453 is 35460804.

40806453 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40806453 - 2⁵ = 40806421 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 40806453.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40806457) 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, 17868 + ... + 20021.

It is an arithmetic number, because the mean of its divisors is an integer number (6820200).

Almost surely, 2^40806453 is an apocalyptic number.

It is an amenable number.

40806453 is a deficient number, since it is larger than the sum of its proper divisors (13755147).

40806453 is a wasteful number, since it uses less digits than its factorization.

40806453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38251.

The product of its (nonzero) digits is 11520, while the sum is 30.

The square root of 40806453 is about 6387.9928772659. The cubic root of 40806453 is about 344.2782727847.

The spelling of 40806453 in words is "forty million, eight hundred six thousand, four hundred fifty-three".