698970231 has 6 divisors (see below), whose sum is σ = 1009623680. Its totient is φ = 465980148.

The previous prime is 698970211. The next prime is 698970277. The reversal of 698970231 is 132079896.

It is not a de Polignac number, because 698970231 - 2¹⁷ = 698839159 is a prime.

It is a super-2 number, since 2×698970231² = 977118767648386722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (698970211) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 38831671 + ... + 38831688.

Almost surely, 2^698970231 is an apocalyptic number.

698970231 is a deficient number, since it is larger than the sum of its proper divisors (310653449).

698970231 is a wasteful number, since it uses less digits than its factorization.

698970231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77663365 (or 77663362 counting only the distinct ones).

The product of its (nonzero) digits is 163296, while the sum is 45.

The square root of 698970231 is about 26438.0451433157. The cubic root of 698970231 is about 887.4683899606.

The spelling of 698970231 in words is "six hundred ninety-eight million, nine hundred seventy thousand, two hundred thirty-one".