40546455 has 16 divisors (see below), whose sum is σ = 64990944. Its totient is φ = 21585920.

The previous prime is 40546453. The next prime is 40546483. The reversal of 40546455 is 55464504.

40546455 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 40546455 - 2¹ = 40546453 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40546453) 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 15 ways as a sum of consecutive naturals, for example, 7507 + ... + 11723.

It is an arithmetic number, because the mean of its divisors is an integer number (4061934).

Almost surely, 2^40546455 is an apocalyptic number.

40546455 is a deficient number, since it is larger than the sum of its proper divisors (24444489).

40546455 is a wasteful number, since it uses less digits than its factorization.

40546455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4866.

The product of its (nonzero) digits is 48000, while the sum is 33.

The square root of 40546455 is about 6367.6098341528. The cubic root of 40546455 is about 343.5455255581.

The spelling of 40546455 in words is "forty million, five hundred forty-six thousand, four hundred fifty-five".