3698081136 has 40 divisors (see below), whose sum is σ = 10614863760. Its totient is φ = 1232693568.

The previous prime is 3698081113. The next prime is 3698081173. The reversal of 3698081136 is 6311808963.

It is a happy number.

3698081136 is a `hidden beast` number, since 369 + 80 + 81 + 136 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 3698081091 and 3698081100.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4279755 + ... + 4280618.

It is an arithmetic number, because the mean of its divisors is an integer number (265371594).

Almost surely, 2^3698081136 is an apocalyptic number.

3698081136 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

3698081136 is an abundant number, since it is smaller than the sum of its proper divisors (6916782624).

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

3698081136 is a wasteful number, since it uses less digits than its factorization.

3698081136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8560390 (or 8560378 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 45.

The square root of 3698081136 is about 60811.8502925211. The cubic root of 3698081136 is about 1546.4129519257.

The spelling of 3698081136 in words is "three billion, six hundred ninety-eight million, eighty-one thousand, one hundred thirty-six".