3698536320 has 384 divisors, whose sum is σ = 13687820640. Its totient is φ = 916979712.

The previous prime is 3698536301. The next prime is 3698536327. The reversal of 3698536320 is 236358963.

3698536320 is a `hidden beast` number, since 3 + 6 + 9 + 8 + 5 + 3 + 632 + 0 = 666.

3698536320 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (384).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3698536327) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 10477264 + ... + 10477616.

Almost surely, 2^3698536320 is an apocalyptic number.

3698536320 is a gapful number since it is divisible by the number (30) 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 3698536320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6843910320).

3698536320 is an abundant number, since it is smaller than the sum of its proper divisors (9989284320).

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

3698536320 is a wasteful number, since it uses less digits than its factorization.

3698536320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 502 (or 487 counting only the distinct ones).

The product of its (nonzero) digits is 699840, while the sum is 45.

The square root of 3698536320 is about 60815.5927373893. The cubic root of 3698536320 is about 1546.4763968610.

The spelling of 3698536320 in words is "three billion, six hundred ninety-eight million, five hundred thirty-six thousand, three hundred twenty".