40855355 has 4 divisors (see below), whose sum is σ = 49026432. Its totient is φ = 32684280.

The previous prime is 40855351. The next prime is 40855387. The reversal of 40855355 is 55355804.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 40855355 - 2² = 40855351 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40855351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4085531 + ... + 4085540.

It is an arithmetic number, because the mean of its divisors is an integer number (12256608).

Almost surely, 2^40855355 is an apocalyptic number.

40855355 is a deficient number, since it is larger than the sum of its proper divisors (8171077).

40855355 is an equidigital number, since it uses as much as digits as its factorization.

40855355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8171076.

The product of its (nonzero) digits is 60000, while the sum is 35.

The square root of 40855355 is about 6391.8193810526. The cubic root of 40855355 is about 344.4157443039.

The spelling of 40855355 in words is "forty million, eight hundred fifty-five thousand, three hundred fifty-five".