343451234 has 64 divisors (see below), whose sum is σ = 632586240. Its totient is φ = 136745280.

The previous prime is 343451233. The next prime is 343451237. The reversal of 343451234 is 432154343.

It is a super-2 number, since 2×343451234² = 235917500272245512, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a junction number, because it is equal to n+sod(n) for n = 343451197 and 343451206.

It is not an unprimeable number, because it can be changed into a prime (343451233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1798079 + ... + 1798269.

It is an arithmetic number, because the mean of its divisors is an integer number (9884160).

Almost surely, 2^343451234 is an apocalyptic number.

343451234 is a deficient number, since it is larger than the sum of its proper divisors (289135006).

343451234 is a wasteful number, since it uses less digits than its factorization.

343451234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 375.

The product of its digits is 17280, while the sum is 29.

The square root of 343451234 is about 18532.4373464474. The cubic root of 343451234 is about 700.3068273950.

The spelling of 343451234 in words is "three hundred forty-three million, four hundred fifty-one thousand, two hundred thirty-four".