343434407 has 4 divisors (see below), whose sum is σ = 352716456. Its totient is φ = 334152360.

The previous prime is 343434401. The next prime is 343434431. The reversal of 343434407 is 704434343.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 343434407 - 2¹⁶ = 343368871 is a prime.

It is a super-2 number, since 2×343434407² = 235894383822883298, 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 (343434401) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4640969 + ... + 4641042.

It is an arithmetic number, because the mean of its divisors is an integer number (88179114).

Almost surely, 2^343434407 is an apocalyptic number.

343434407 is a gapful number since it is divisible by the number (37) formed by its first and last digit.

343434407 is a deficient number, since it is larger than the sum of its proper divisors (9282049).

343434407 is an equidigital number, since it uses as much as digits as its factorization.

343434407 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9282048.

The product of its (nonzero) digits is 48384, while the sum is 32.

The square root of 343434407 is about 18531.9833531115. The cubic root of 343434407 is about 700.2953902978.

The spelling of 343434407 in words is "three hundred forty-three million, four hundred thirty-four thousand, four hundred seven".