343907964 has 96 divisors (see below), whose sum is σ = 912591680. Its totient is φ = 111974400.

The previous prime is 343907957. The next prime is 343907969. The reversal of 343907964 is 469709343.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343907969) 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 31 ways as a sum of consecutive naturals, for example, 1426884 + ... + 1427124.

Almost surely, 2^343907964 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 343907964, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (456295840).

343907964 is an abundant number, since it is smaller than the sum of its proper divisors (568683716).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

343907964 is a wasteful number, since it uses less digits than its factorization.

343907964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 508 (or 500 counting only the distinct ones).

The product of its (nonzero) digits is 489888, while the sum is 45.

The square root of 343907964 is about 18544.7557007365. The cubic root of 343907964 is about 700.6171183750.

The spelling of 343907964 in words is "three hundred forty-three million, nine hundred seven thousand, nine hundred sixty-four".