698356253 has 16 divisors (see below), whose sum is σ = 811609344. Its totient is φ = 588556800.

The previous prime is 698356247. The next prime is 698356271. The reversal of 698356253 is 352653896.

It is a cyclic number.

It is not a de Polignac number, because 698356253 - 2²⁴ = 681579037 is a prime.

It is a super-2 number, since 2×698356253² = 975402912208400018, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 698356198 and 698356207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (698356223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 103328 + ... + 109878.

It is an arithmetic number, because the mean of its divisors is an integer number (50725584).

Almost surely, 2^698356253 is an apocalyptic number.

It is an amenable number.

698356253 is a deficient number, since it is larger than the sum of its proper divisors (113253091).

698356253 is a wasteful number, since it uses less digits than its factorization.

698356253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6812.

The product of its digits is 1166400, while the sum is 47.

The square root of 698356253 is about 26426.4309546333. The cubic root of 698356253 is about 887.2084620151.

It can be divided in two parts, 6983 and 56253, that added together give a palindrome (63236).

The spelling of 698356253 in words is "six hundred ninety-eight million, three hundred fifty-six thousand, two hundred fifty-three".