40256355 has 8 divisors (see below), whose sum is σ = 64410192. Its totient is φ = 21470048.

The previous prime is 40256353. The next prime is 40256369. The reversal of 40256355 is 55365204.

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

It is a cyclic number.

It is not a de Polignac number, because 40256355 - 2¹ = 40256353 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40256353) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1341864 + ... + 1341893.

It is an arithmetic number, because the mean of its divisors is an integer number (8051274).

Almost surely, 2^40256355 is an apocalyptic number.

40256355 is a deficient number, since it is larger than the sum of its proper divisors (24153837).

40256355 is a wasteful number, since it uses less digits than its factorization.

40256355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2683765.

The product of its (nonzero) digits is 18000, while the sum is 30.

The square root of 40256355 is about 6344.7895946201. The cubic root of 40256355 is about 342.7242355640.

The spelling of 40256355 in words is "forty million, two hundred fifty-six thousand, three hundred fifty-five".