343421002 has 16 divisors (see below), whose sum is σ = 529691400. Its totient is φ = 166888960.

The previous prime is 343420997. The next prime is 343421047. The reversal of 343421002 is 200124343.

It can be written as a sum of positive squares in 4 ways, for example, as 99780121 + 243640881 = 9989^2 + 15609^2 .

It is a super-2 number, since 2×343421002² = 235875969229368008, 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, 14274 + ... + 29842.

Almost surely, 2^343421002 is an apocalyptic number.

343421002 is a deficient number, since it is larger than the sum of its proper divisors (186270398).

343421002 is a wasteful number, since it uses less digits than its factorization.

343421002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15881.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 343421002 is about 18531.6216775543. The cubic root of 343421002 is about 700.2862788230.

Adding to 343421002 its reverse (200124343), we get a palindrome (543545345).

It can be divided in two parts, 34342 and 1002, that added together give a square (35344 = 188²).

The spelling of 343421002 in words is "three hundred forty-three million, four hundred twenty-one thousand, two".