350518385 has 32 divisors (see below), whose sum is σ = 489350400. Its totient is φ = 236079360.

The previous prime is 350518369. The next prime is 350518391. The reversal of 350518385 is 583815053.

350518385 = 260² + 261² + ... + 1022².

It is not a de Polignac number, because 350518385 - 2⁴ = 350518369 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 529955 + ... + 530615.

It is an arithmetic number, because the mean of its divisors is an integer number (15292200).

Almost surely, 2^350518385 is an apocalyptic number.

350518385 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

350518385 is a deficient number, since it is larger than the sum of its proper divisors (138832015).

350518385 is a wasteful number, since it uses less digits than its factorization.

350518385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 921.

The product of its (nonzero) digits is 72000, while the sum is 38.

The square root of 350518385 is about 18722.1362296080. The cubic root of 350518385 is about 705.0776267154.

The spelling of 350518385 in words is "three hundred fifty million, five hundred eighteen thousand, three hundred eighty-five".