343222403 has 8 divisors (see below), whose sum is σ = 362803200. Its totient is φ = 323793288.

The previous prime is 343222381. The next prime is 343222409. The reversal of 343222403 is 304222343.

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

It is not a de Polignac number, because 343222403 - 2⁶ = 343222339 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (343222409) 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, 33251 + ... + 42332.

It is an arithmetic number, because the mean of its divisors is an integer number (45350400).

Almost surely, 2^343222403 is an apocalyptic number.

343222403 is a deficient number, since it is larger than the sum of its proper divisors (19580797).

343222403 is a wasteful number, since it uses less digits than its factorization.

343222403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75841.

The product of its (nonzero) digits is 3456, while the sum is 23.

The square root of 343222403 is about 18526.2625210807. The cubic root of 343222403 is about 700.1512618695.

Adding to 343222403 its reverse (304222343), we get a palindrome (647444746).

The spelling of 343222403 in words is "three hundred forty-three million, two hundred twenty-two thousand, four hundred three".