40255045 has 16 divisors (see below), whose sum is σ = 50232960. Its totient is φ = 30931264.

The previous prime is 40255027. The next prime is 40255049. The reversal of 40255045 is 54055204.

40255045 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 40255045 - 2¹³ = 40246853 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40255049) 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, 32304 + ... + 33526.

It is an arithmetic number, because the mean of its divisors is an integer number (3139560).

Almost surely, 2^40255045 is an apocalyptic number.

It is an amenable number.

40255045 is a deficient number, since it is larger than the sum of its proper divisors (9977915).

40255045 is a wasteful number, since it uses less digits than its factorization.

40255045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1484.

The product of its (nonzero) digits is 4000, while the sum is 25.

The square root of 40255045 is about 6344.6863594665. The cubic root of 40255045 is about 342.7205179430.

The spelling of 40255045 in words is "forty million, two hundred fifty-five thousand, forty-five".