40455224 has 16 divisors (see below), whose sum is σ = 76171920. Its totient is φ = 20142720.

The previous prime is 40455221. The next prime is 40455227. The reversal of 40455224 is 42255404.

It is an interprime number because it is at equal distance from previous prime (40455221) and next prime (40455227).

It is a junction number, because it is equal to n+sod(n) for n = 40455193 and 40455202.

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 (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8564 + ... + 12419.

It is an arithmetic number, because the mean of its divisors is an integer number (4760745).

Almost surely, 2^40455224 is an apocalyptic number.

It is an amenable number.

40455224 is a deficient number, since it is larger than the sum of its proper divisors (35716696).

40455224 is a wasteful number, since it uses less digits than its factorization.

40455224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21230 (or 21226 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 26.

The square root of 40455224 is about 6360.4421229974. The cubic root of 40455224 is about 343.2876687521.

The spelling of 40455224 in words is "forty million, four hundred fifty-five thousand, two hundred twenty-four".