698979345 has 8 divisors (see below), whose sum is σ = 1118366976. Its totient is φ = 372788976.

The previous prime is 698979329. The next prime is 698979349. The reversal of 698979345 is 543979896.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 698979345 - 2⁴ = 698979329 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (698979349) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23299297 + ... + 23299326.

It is an arithmetic number, because the mean of its divisors is an integer number (139795872).

Almost surely, 2^698979345 is an apocalyptic number.

It is an amenable number.

698979345 is a deficient number, since it is larger than the sum of its proper divisors (419387631).

698979345 is a wasteful number, since it uses less digits than its factorization.

698979345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46598631.

The product of its digits is 14696640, while the sum is 60.

The square root of 698979345 is about 26438.2175079940. The cubic root of 698979345 is about 887.4722472311.

The spelling of 698979345 in words is "six hundred ninety-eight million, nine hundred seventy-nine thousand, three hundred forty-five".