347790222 has 48 divisors (see below), whose sum is σ = 846806688. Its totient is φ = 102358080.

The previous prime is 347790217. The next prime is 347790229. The reversal of 347790222 is 222097743.

347790222 is a `hidden beast` number, since 347 + 7 + 90 + 222 = 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 congruent number.

It is not an unprimeable number, because it can be changed into a prime (347790229) 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, 26929 + ... + 37692.

It is an arithmetic number, because the mean of its divisors is an integer number (17641806).

Almost surely, 2^347790222 is an apocalyptic number.

347790222 is an abundant number, since it is smaller than the sum of its proper divisors (499016466).

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

347790222 is a wasteful number, since it uses less digits than its factorization.

347790222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64665 (or 64662 counting only the distinct ones).

The product of its (nonzero) digits is 42336, while the sum is 36.

The square root of 347790222 is about 18649.1346179923. The cubic root of 347790222 is about 703.2436012794.

The spelling of 347790222 in words is "three hundred forty-seven million, seven hundred ninety thousand, two hundred twenty-two".