698747 has 8 divisors (see below), whose sum is σ = 804576. Its totient is φ = 594432.

The previous prime is 698729. The next prime is 698773. The reversal of 698747 is 747896.

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

It is a cyclic number.

It is not a de Polignac number, because 698747 - 2⁸ = 698491 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (698447) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 923 + ... + 1499.

It is an arithmetic number, because the mean of its divisors is an integer number (100572).

2⁶⁹⁸⁷⁴⁷ is an apocalyptic number.

698747 is a deficient number, since it is larger than the sum of its proper divisors (105829).

698747 is a wasteful number, since it uses less digits than its factorization.

698747 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 757.

The product of its digits is 84672, while the sum is 41.

The square root of 698747 is about 835.9108804173. The cubic root of 698747 is about 88.7373902603.

The spelling of 698747 in words is "six hundred ninety-eight thousand, seven hundred forty-seven".