408368853 has 12 divisors (see below), whose sum is σ = 602417088. Its totient is φ = 266453160.

The previous prime is 408368839. The next prime is 408368861. The reversal of 408368853 is 358863804.

It is not a de Polignac number, because 408368853 - 2⁹ = 408368341 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 408368799 and 408368808.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (408368803) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 482283 + ... + 483128.

It is an arithmetic number, because the mean of its divisors is an integer number (50201424).

Almost surely, 2^408368853 is an apocalyptic number.

It is an amenable number.

408368853 is a deficient number, since it is larger than the sum of its proper divisors (194048235).

408368853 is a wasteful number, since it uses less digits than its factorization.

408368853 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 965464 (or 965461 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 45.

The square root of 408368853 is about 20208.1382863439. The cubic root of 408368853 is about 741.9093939587.

The spelling of 408368853 in words is "four hundred eight million, three hundred sixty-eight thousand, eight hundred fifty-three".