348223506 has 16 divisors (see below), whose sum is σ = 697882944. Its totient is φ = 115835184.

The previous prime is 348223493. The next prime is 348223511. The reversal of 348223506 is 605322843.

It is a happy number.

It is a super-2 number, since 2×348223506² = 242519220261864072, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56665 + ... + 62508.

It is an arithmetic number, because the mean of its divisors is an integer number (43617684).

Almost surely, 2^348223506 is an apocalyptic number.

348223506 is an abundant number, since it is smaller than the sum of its proper divisors (349659438).

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

348223506 is a wasteful number, since it uses less digits than its factorization.

348223506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119665.

The product of its (nonzero) digits is 34560, while the sum is 33.

The square root of 348223506 is about 18660.7477342147. The cubic root of 348223506 is about 703.5355183924.

It can be divided in two parts, 34 and 8223506, that added together give a triangular number (8223540 = T₄₀₅₅).

The spelling of 348223506 in words is "three hundred forty-eight million, two hundred twenty-three thousand, five hundred six".