343402469 has 4 divisors (see below), whose sum is σ = 354480000. Its totient is φ = 332324940.

The previous prime is 343402459. The next prime is 343402517. The reversal of 343402469 is 964204343.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 343402469 - 2⁴ = 343402453 is a prime.

It is a super-2 number, since 2×343402469² = 235850511430591922, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343402459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5538719 + ... + 5538780.

It is an arithmetic number, because the mean of its divisors is an integer number (88620000).

Almost surely, 2^343402469 is an apocalyptic number.

It is an amenable number.

343402469 is a deficient number, since it is larger than the sum of its proper divisors (11077531).

343402469 is a wasteful number, since it uses less digits than its factorization.

343402469 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11077530.

The product of its (nonzero) digits is 62208, while the sum is 35.

The square root of 343402469 is about 18531.1216336195. The cubic root of 343402469 is about 700.2736814193.

The spelling of 343402469 in words is "three hundred forty-three million, four hundred two thousand, four hundred sixty-nine".