40455223 has 8 divisors (see below), whose sum is σ = 42975792. Its totient is φ = 37950336.

The previous prime is 40455221. The next prime is 40455227. The reversal of 40455223 is 32255404.

40455223 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 40455223 - 2¹ = 40455221 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 (40455221) 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, 1636 + ... + 9142.

It is an arithmetic number, because the mean of its divisors is an integer number (5371974).

Almost surely, 2^40455223 is an apocalyptic number.

40455223 is a deficient number, since it is larger than the sum of its proper divisors (2520569).

40455223 is a wasteful number, since it uses less digits than its factorization.

40455223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7841.

The product of its (nonzero) digits is 4800, while the sum is 25.

The square root of 40455223 is about 6360.4420443865. The cubic root of 40455223 is about 343.2876659235.

The spelling of 40455223 in words is "forty million, four hundred fifty-five thousand, two hundred twenty-three".