343618634 has 4 divisors (see below), whose sum is σ = 515427954. Its totient is φ = 171809316.

The previous prime is 343618631. The next prime is 343618657. The reversal of 343618634 is 436816343.

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

It can be written as a sum of positive squares in only one way, i.e., 336832609 + 6786025 = 18353^2 + 2605^2 .

It is not an unprimeable number, because it can be changed into a prime (343618631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 85904657 + ... + 85904660.

Almost surely, 2^343618634 is an apocalyptic number.

343618634 is a deficient number, since it is larger than the sum of its proper divisors (171809320).

343618634 is a wasteful number, since it uses less digits than its factorization.

343618634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171809319.

The product of its digits is 124416, while the sum is 38.

The square root of 343618634 is about 18536.9532016456. The cubic root of 343618634 is about 700.4205867006.

The spelling of 343618634 in words is "three hundred forty-three million, six hundred eighteen thousand, six hundred thirty-four".