799478415 has 24 divisors (see below), whose sum is σ = 1391994240. Its totient is φ = 424471104.

The previous prime is 799478411. The next prime is 799478417. The reversal of 799478415 is 514874997.

799478415 is a `hidden beast` number, since 79 + 94 + 78 + 415 = 666.

It is not a de Polignac number, because 799478415 - 2² = 799478411 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (799478411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 29800 + ... + 49869.

It is an arithmetic number, because the mean of its divisors is an integer number (57999760).

Almost surely, 2^799478415 is an apocalyptic number.

799478415 is a deficient number, since it is larger than the sum of its proper divisors (592515825).

799478415 is a wasteful number, since it uses less digits than its factorization.

799478415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79903 (or 79900 counting only the distinct ones).

The product of its digits is 2540160, while the sum is 54.

The square root of 799478415 is about 28275.0493368270. The cubic root of 799478415 is about 928.1159742686.

The spelling of 799478415 in words is "seven hundred ninety-nine million, four hundred seventy-eight thousand, four hundred fifteen".