347463216 has 40 divisors (see below), whose sum is σ = 997349360. Its totient is φ = 115820928.

The previous prime is 347463199. The next prime is 347463217. The reversal of 347463216 is 612364743.

It is a happy number.

347463216 is a `hidden beast` number, since 3 + 4 + 7 + 4 + 632 + 16 = 666.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (347463217) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 401725 + ... + 402588.

It is an arithmetic number, because the mean of its divisors is an integer number (24933734).

Almost surely, 2^347463216 is an apocalyptic number.

347463216 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

347463216 is an abundant number, since it is smaller than the sum of its proper divisors (649886144).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

347463216 is a wasteful number, since it uses less digits than its factorization.

347463216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 804330 (or 804318 counting only the distinct ones).

The product of its digits is 72576, while the sum is 36.

The square root of 347463216 is about 18640.3652324733. The cubic root of 347463216 is about 703.0231264317.

The spelling of 347463216 in words is "three hundred forty-seven million, four hundred sixty-three thousand, two hundred sixteen".