40255298 has 8 divisors (see below), whose sum is σ = 62330880. Its totient is φ = 19478340.

The previous prime is 40255289. The next prime is 40255301. The reversal of 40255298 is 89255204.

It is a happy number.

40255298 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

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 3 ways as a sum of consecutive naturals, for example, 324578 + ... + 324701.

It is an arithmetic number, because the mean of its divisors is an integer number (7791360).

Almost surely, 2^40255298 is an apocalyptic number.

40255298 is a deficient number, since it is larger than the sum of its proper divisors (22075582).

40255298 is a wasteful number, since it uses less digits than its factorization.

40255298 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 649312.

The product of its (nonzero) digits is 28800, while the sum is 35.

The square root of 40255298 is about 6344.7062973789. The cubic root of 40255298 is about 342.7212359325.

The spelling of 40255298 in words is "forty million, two hundred fifty-five thousand, two hundred ninety-eight".