40704555 has 24 divisors (see below), whose sum is σ = 68744592. Its totient is φ = 20563776.

The previous prime is 40704539. The next prime is 40704563. The reversal of 40704555 is 55540704.

40704555 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 40704555 - 2⁴ = 40704539 is a prime.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 1657 + ... + 9173.

It is an arithmetic number, because the mean of its divisors is an integer number (2864358).

Almost surely, 2^40704555 is an apocalyptic number.

40704555 is a deficient number, since it is larger than the sum of its proper divisors (28040037).

40704555 is a wasteful number, since it uses less digits than its factorization.

40704555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7563 (or 7544 counting only the distinct ones).

The product of its (nonzero) digits is 14000, while the sum is 30.

The square root of 40704555 is about 6380.0121473239. The cubic root of 40704555 is about 343.9914675863.

The spelling of 40704555 in words is "forty million, seven hundred four thousand, five hundred fifty-five".