698499 has 6 divisors (see below), whose sum is σ = 1008956. Its totient is φ = 465660.

The previous prime is 698491. The next prime is 698507. The reversal of 698499 is 994896.

It is an interprime number because it is at equal distance from previous prime (698491) and next prime (698507).

It is not a de Polignac number, because 698499 - 2³ = 698491 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (698491) 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, 38797 + ... + 38814.

2⁶⁹⁸⁴⁹⁹ is an apocalyptic number.

698499 is a deficient number, since it is larger than the sum of its proper divisors (310457).

698499 is a wasteful number, since it uses less digits than its factorization.

698499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77617 (or 77614 counting only the distinct ones).

The product of its digits is 139968, while the sum is 45.

The square root of 698499 is about 835.7625260802. The cubic root of 698499 is about 88.7268907629.

The spelling of 698499 in words is "six hundred ninety-eight thousand, four hundred ninety-nine".