349220458 has 16 divisors (see below), whose sum is σ = 543571776. Its totient is φ = 168144480.

The previous prime is 349220447. The next prime is 349220479. The reversal of 349220458 is 854022943.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22491 + ... + 34702.

It is an arithmetic number, because the mean of its divisors is an integer number (33973236).

Almost surely, 2^349220458 is an apocalyptic number.

349220458 is a deficient number, since it is larger than the sum of its proper divisors (194351318).

349220458 is a wasteful number, since it uses less digits than its factorization.

349220458 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57309.

The product of its (nonzero) digits is 69120, while the sum is 37.

The square root of 349220458 is about 18687.4411838539. The cubic root of 349220458 is about 704.2062780622.

The spelling of 349220458 in words is "three hundred forty-nine million, two hundred twenty thousand, four hundred fifty-eight".