698913242 has 8 divisors (see below), whose sum is σ = 1062731316. Its totient is φ = 344669472.

The previous prime is 698913223. The next prime is 698913277. The reversal of 698913242 is 242319896.

It can be written as a sum of positive squares in 2 ways, for example, as 698492041 + 421201 = 26429^2 + 649^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 698913193 and 698913202.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2393393 + ... + 2393684.

Almost surely, 2^698913242 is an apocalyptic number.

698913242 is a deficient number, since it is larger than the sum of its proper divisors (363818074).

698913242 is a wasteful number, since it uses less digits than its factorization.

698913242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4787152.

The product of its digits is 186624, while the sum is 44.

The square root of 698913242 is about 26436.9673374236. The cubic root of 698913242 is about 887.4442700442. Note that the first 3 decimals are identical.

The spelling of 698913242 in words is "six hundred ninety-eight million, nine hundred thirteen thousand, two hundred forty-two".