698542 has 16 divisors (see below), whose sum is σ = 1148112. Its totient is φ = 316800.

The previous prime is 698539. The next prime is 698543. The reversal of 698542 is 245896.

It is a happy number.

698542 is nontrivially palindromic in base 7.

698542 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a d-powerful number, because it can be written as 6³ + 9⁵ + 5⁷ + 8⁵ + 4⁶ + 2¹⁹ .

It is a junction number, because it is equal to n+sod(n) for n = 698498 and 698507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (698543) 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, 1542 + ... + 1942.

It is an arithmetic number, because the mean of its divisors is an integer number (71757).

2⁶⁹⁸⁵⁴² is an apocalyptic number.

698542 is a deficient number, since it is larger than the sum of its proper divisors (449570).

698542 is a wasteful number, since it uses less digits than its factorization.

698542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 483.

The product of its digits is 17280, while the sum is 34.

The square root of 698542 is about 835.7882506951. The cubic root of 698542 is about 88.7287114184.

The spelling of 698542 in words is "six hundred ninety-eight thousand, five hundred forty-two".