348990422 has 8 divisors (see below), whose sum is σ = 571075272. Its totient is φ = 158632000.

The previous prime is 348990409. The next prime is 348990427. The reversal of 348990422 is 224099843.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 348990422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (348990427) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7931579 + ... + 7931622.

It is an arithmetic number, because the mean of its divisors is an integer number (71384409).

Almost surely, 2^348990422 is an apocalyptic number.

348990422 is a deficient number, since it is larger than the sum of its proper divisors (222084850).

348990422 is a wasteful number, since it uses less digits than its factorization.

348990422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15863214.

The product of its (nonzero) digits is 124416, while the sum is 41.

The square root of 348990422 is about 18681.2853412178. The cubic root of 348990422 is about 704.0516208597.

The spelling of 348990422 in words is "three hundred forty-eight million, nine hundred ninety thousand, four hundred twenty-two".