718898 has 4 divisors (see below), whose sum is σ = 1078350. Its totient is φ = 359448.

The previous prime is 718897. The next prime is 718901. The reversal of 718898 is 898817.

718898 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 898817 = 23 ⋅39079.

It can be written as a sum of positive squares in only one way, i.e., 683929 + 34969 = 827^2 + 187^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (718897) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 179723 + ... + 179726.

2⁷¹⁸⁸⁹⁸ is an apocalyptic number.

718898 is a deficient number, since it is larger than the sum of its proper divisors (359452).

718898 is a wasteful number, since it uses less digits than its factorization.

718898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 359451.

The product of its digits is 32256, while the sum is 41.

The square root of 718898 is about 847.8785290359. The cubic root of 718898 is about 89.5823446559.

The spelling of 718898 in words is "seven hundred eighteen thousand, eight hundred ninety-eight".