698954 has 4 divisors (see below), whose sum is σ = 1048434. Its totient is φ = 349476.

The previous prime is 698939. The next prime is 698977. The reversal of 698954 is 459896.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 366025 + 332929 = 605^2 + 577^2 .

It is a Curzon number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 698954.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 174737 + ... + 174740.

2⁶⁹⁸⁹⁵⁴ is an apocalyptic number.

698954 is a deficient number, since it is larger than the sum of its proper divisors (349480).

698954 is a wasteful number, since it uses less digits than its factorization.

698954 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 349479.

The product of its digits is 77760, while the sum is 41.

The square root of 698954 is about 836.0346882756. The cubic root of 698954 is about 88.7461520516.

The spelling of 698954 in words is "six hundred ninety-eight thousand, nine hundred fifty-four".