349225090 has 16 divisors (see below), whose sum is σ = 628860672. Its totient is φ = 139633264.

The previous prime is 349225081. The next prime is 349225091. The reversal of 349225090 is 90522943.

It is not an unprimeable number, because it can be changed into a prime (349225091) 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, 26157 + ... + 37183.

It is an arithmetic number, because the mean of its divisors is an integer number (39303792).

Almost surely, 2^349225090 is an apocalyptic number.

349225090 is a deficient number, since it is larger than the sum of its proper divisors (279635582).

349225090 is a wasteful number, since it uses less digits than its factorization.

349225090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14201.

The product of its (nonzero) digits is 19440, while the sum is 34.

The square root of 349225090 is about 18687.5651169434. The cubic root of 349225090 is about 704.2093915387.

It can be divided in two parts, 3492 and 25090, that added together give a palindrome (28582).

The spelling of 349225090 in words is "three hundred forty-nine million, two hundred twenty-five thousand, ninety".