816353395 has 32 divisors (see below), whose sum is σ = 1154349504. Its totient is φ = 546393600.

The previous prime is 816353381. The next prime is 816353437. The reversal of 816353395 is 593353618.

It is not a de Polignac number, because 816353395 - 2¹⁹ = 815829107 is a prime.

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, 265165 + ... + 268225.

It is an arithmetic number, because the mean of its divisors is an integer number (36073422).

Almost surely, 2^816353395 is an apocalyptic number.

816353395 is a deficient number, since it is larger than the sum of its proper divisors (337996109).

816353395 is a wasteful number, since it uses less digits than its factorization.

816353395 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3463.

The product of its digits is 291600, while the sum is 43.

The square root of 816353395 is about 28571.8986943465. The cubic root of 816353395 is about 934.6006263331.

The spelling of 816353395 in words is "eight hundred sixteen million, three hundred fifty-three thousand, three hundred ninety-five".