40454613 has 8 divisors (see below), whose sum is σ = 59932800. Its totient is φ = 26969724.

The previous prime is 40454563. The next prime is 40454647. The reversal of 40454613 is 31645404.

40454613 is a `hidden beast` number, since 4 + 0 + 45 + 4 + 613 = 666.

40454613 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 40454613 - 2⁶ = 40454549 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 1498319 = 40454613 / (4 + 0 + 4 + 5 + 4 + 6 + 1 + 3).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40454213) 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, 749133 + ... + 749186.

It is an arithmetic number, because the mean of its divisors is an integer number (7491600).

Almost surely, 2^40454613 is an apocalyptic number.

It is an amenable number.

40454613 is a deficient number, since it is larger than the sum of its proper divisors (19478187).

40454613 is a wasteful number, since it uses less digits than its factorization.

40454613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1498328 (or 1498322 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 40454613 is about 6360.3940915638. The cubic root of 40454613 is about 343.2859405054.

The spelling of 40454613 in words is "forty million, four hundred fifty-four thousand, six hundred thirteen".