345898298 has 4 divisors (see below), whose sum is σ = 518847450. Its totient is φ = 172949148.

The previous prime is 345898271. The next prime is 345898307. The reversal of 345898298 is 892898543.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 892898543 = 313 ⋅2852711.

It can be written as a sum of positive squares in only one way, i.e., 270503809 + 75394489 = 16447^2 + 8683^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 86474573 + ... + 86474576.

Almost surely, 2^345898298 is an apocalyptic number.

345898298 is a deficient number, since it is larger than the sum of its proper divisors (172949152).

345898298 is a wasteful number, since it uses less digits than its factorization.

345898298 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172949151.

The product of its digits is 4976640, while the sum is 56.

The square root of 345898298 is about 18598.3412701241. The cubic root of 345898298 is about 701.9661038874.

The spelling of 345898298 in words is "three hundred forty-five million, eight hundred ninety-eight thousand, two hundred ninety-eight".