3684561048 has 160 divisors (see below), whose sum is σ = 12175426560. Its totient is φ = 1018733760.

The previous prime is 3684561043. The next prime is 3684561053. The reversal of 3684561048 is 8401654863.

3684561048 is a `hidden beast` number, since 3 + 6 + 84 + 561 + 0 + 4 + 8 = 666.

It is an interprime number because it is at equal distance from previous prime (3684561043) and next prime (3684561053).

It is a junction number, because it is equal to n+sod(n) for n = 3684560994 and 3684561012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3684561043) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 127515 + ... + 153717.

It is an arithmetic number, because the mean of its divisors is an integer number (76096416).

Almost surely, 2^3684561048 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3684561048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6087713280).

3684561048 is an abundant number, since it is smaller than the sum of its proper divisors (8490865512).

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

3684561048 is a wasteful number, since it uses less digits than its factorization.

3684561048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26259 (or 26246 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 45.

The square root of 3684561048 is about 60700.5852360585. The cubic root of 3684561048 is about 1544.5261021819.

The spelling of 3684561048 in words is "three billion, six hundred eighty-four million, five hundred sixty-one thousand, forty-eight".