347225972 has 6 divisors (see below), whose sum is σ = 607645458. Its totient is φ = 173612984.

The previous prime is 347225939. The next prime is 347225987. The reversal of 347225972 is 279522743.

347225972 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 347225956 + 16 = 18634^2 + 4^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43403243 + ... + 43403250.

It is an arithmetic number, because the mean of its divisors is an integer number (101274243).

Almost surely, 2^347225972 is an apocalyptic number.

It is an amenable number.

347225972 is a deficient number, since it is larger than the sum of its proper divisors (260419486).

347225972 is a wasteful number, since it uses less digits than its factorization.

347225972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86806497 (or 86806495 counting only the distinct ones).

The product of its digits is 211680, while the sum is 41.

The square root of 347225972 is about 18634.0004293227. Note that the first 3 decimals coincide. The cubic root of 347225972 is about 702.8630845571.

The spelling of 347225972 in words is "three hundred forty-seven million, two hundred twenty-five thousand, nine hundred seventy-two".