40854473 has 4 divisors (see below), whose sum is σ = 44568528. Its totient is φ = 37140420.

The previous prime is 40854449. The next prime is 40854481. The reversal of 40854473 is 37445804.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 40854473 - 2⁸ = 40854217 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (40854493) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1857011 + ... + 1857032.

It is an arithmetic number, because the mean of its divisors is an integer number (11142132).

Almost surely, 2^40854473 is an apocalyptic number.

It is an amenable number.

40854473 is a deficient number, since it is larger than the sum of its proper divisors (3714055).

40854473 is a wasteful number, since it uses less digits than its factorization.

40854473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3714054.

The product of its (nonzero) digits is 53760, while the sum is 35.

The square root of 40854473 is about 6391.7503862401. The cubic root of 40854473 is about 344.4132658293.

It can be divided in two parts, 4085 and 4473, that added together give a palindrome (8558).

The spelling of 40854473 in words is "forty million, eight hundred fifty-four thousand, four hundred seventy-three".