416409385 has 8 divisors (see below), whose sum is σ = 571075776. Its totient is φ = 285537840.

The previous prime is 416409317. The next prime is 416409397. The reversal of 416409385 is 583904614.

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

It is not a de Polignac number, because 416409385 - 2⁹ = 416408873 is a prime.

It is a Duffinian 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, 5948671 + ... + 5948740.

It is an arithmetic number, because the mean of its divisors is an integer number (71384472).

Almost surely, 2^416409385 is an apocalyptic number.

It is an amenable number.

416409385 is a deficient number, since it is larger than the sum of its proper divisors (154666391).

416409385 is a wasteful number, since it uses less digits than its factorization.

416409385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11897423.

The product of its (nonzero) digits is 103680, while the sum is 40.

The square root of 416409385 is about 20406.1114620106. Note that the first 3 decimals coincide. The cubic root of 416409385 is about 746.7470283360.

The spelling of 416409385 in words is "four hundred sixteen million, four hundred nine thousand, three hundred eighty-five".