698839245 has 160 divisors (see below), whose sum is σ = 1463616000. Its totient is φ = 316141056.

The previous prime is 698839243. The next prime is 698839261. The reversal of 698839245 is 542938896.

It is not a de Polignac number, because 698839245 - 2¹ = 698839243 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 698839191 and 698839200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (698839243) by changing a digit.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 3511656 + ... + 3511854.

It is an arithmetic number, because the mean of its divisors is an integer number (9147600).

Almost surely, 2^698839245 is an apocalyptic number.

698839245 is a gapful number since it is divisible by the number (65) formed by its first and last digit.

It is an amenable number.

698839245 is an abundant number, since it is smaller than the sum of its proper divisors (764776755).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

698839245 is a wasteful number, since it uses less digits than its factorization.

698839245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 281 (or 272 counting only the distinct ones).

The product of its digits is 3732480, while the sum is 54.

The square root of 698839245 is about 26435.5678017326. The cubic root of 698839245 is about 887.4129497374.

The spelling of 698839245 in words is "six hundred ninety-eight million, eight hundred thirty-nine thousand, two hundred forty-five".