698372136 has 192 divisors, whose sum is σ = 2382981120. Its totient is φ = 179487360.

The previous prime is 698372119. The next prime is 698372141. The reversal of 698372136 is 631273896.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 698372091 and 698372100.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 570421 + ... + 571643.

It is an arithmetic number, because the mean of its divisors is an integer number (12411360).

Almost surely, 2^698372136 is an apocalyptic number.

698372136 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 698372136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1191490560).

698372136 is an abundant number, since it is smaller than the sum of its proper divisors (1684608984).

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

698372136 is a wasteful number, since it uses less digits than its factorization.

698372136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1356 (or 1349 counting only the distinct ones).

The product of its digits is 326592, while the sum is 45.

The square root of 698372136 is about 26426.7314664527. The cubic root of 698372136 is about 887.2151880116.

The spelling of 698372136 in words is "six hundred ninety-eight million, three hundred seventy-two thousand, one hundred thirty-six".