698145375 has 64 divisors (see below), whose sum is σ = 1243831680. Its totient is φ = 346521600.

The previous prime is 698145359. The next prime is 698145403. The reversal of 698145375 is 573541896.

It is not a de Polignac number, because 698145375 - 2⁴ = 698145359 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 617811 + ... + 618939.

It is an arithmetic number, because the mean of its divisors is an integer number (19434870).

Almost surely, 2^698145375 is an apocalyptic number.

698145375 is a deficient number, since it is larger than the sum of its proper divisors (545686305).

698145375 is a wasteful number, since it uses less digits than its factorization.

698145375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1261 (or 1251 counting only the distinct ones).

The product of its digits is 907200, while the sum is 48.

The square root of 698145375 is about 26422.4407464564. The cubic root of 698145375 is about 887.1191515425.

The spelling of 698145375 in words is "six hundred ninety-eight million, one hundred forty-five thousand, three hundred seventy-five".