343074664 has 8 divisors (see below), whose sum is σ = 643265010. Its totient is φ = 171537328.

The previous prime is 343074661. The next prime is 343074689. The reversal of 343074664 is 466470343.

It can be written as a sum of positive squares in only one way, i.e., 332770564 + 10304100 = 18242^2 + 3210^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (343074661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21442159 + ... + 21442174.

Almost surely, 2^343074664 is an apocalyptic number.

It is an amenable number.

343074664 is a deficient number, since it is larger than the sum of its proper divisors (300190346).

343074664 is a wasteful number, since it uses less digits than its factorization.

343074664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42884339 (or 42884335 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 37.

The square root of 343074664 is about 18522.2748062974. The cubic root of 343074664 is about 700.0507881517.

The spelling of 343074664 in words is "three hundred forty-three million, seventy-four thousand, six hundred sixty-four".