40828655 has 8 divisors (see below), whose sum is σ = 55993632. Its totient is φ = 27996768.

The previous prime is 40828637. The next prime is 40828673. The reversal of 40828655 is 55682804.

It is an interprime number because it is at equal distance from previous prime (40828637) and next prime (40828673).

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 40828655 - 2⁶ = 40828591 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 583232 + ... + 583301.

It is an arithmetic number, because the mean of its divisors is an integer number (6999204).

Almost surely, 2^40828655 is an apocalyptic number.

40828655 is a deficient number, since it is larger than the sum of its proper divisors (15164977).

40828655 is a wasteful number, since it uses less digits than its factorization.

40828655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1166545.

The product of its (nonzero) digits is 76800, while the sum is 38.

The square root of 40828655 is about 6389.7304324987. The cubic root of 40828655 is about 344.3406998423.

The spelling of 40828655 in words is "forty million, eight hundred twenty-eight thousand, six hundred fifty-five".