3696861546 has 192 divisors, whose sum is σ = 9861196800. Its totient is φ = 1037337840.

The previous prime is 3696861529. The next prime is 3696861601. The reversal of 3696861546 is 6451686963.

3696861546 is a `hidden beast` number, since 3 + 6 + 96 + 8 + 6 + 1 + 546 = 666.

3696861546 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a junction number, because it is equal to n+sod(n) for n = 3696861492 and 3696861501.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 11168601 + ... + 11168931.

It is an arithmetic number, because the mean of its divisors is an integer number (51360400).

Almost surely, 2^3696861546 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3696861546, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4930598400).

3696861546 is an abundant number, since it is smaller than the sum of its proper divisors (6164335254).

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

3696861546 is an equidigital number, since it uses as much as digits as its factorization.

3696861546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 436 (or 410 counting only the distinct ones).

The product of its digits is 5598720, while the sum is 54.

The square root of 3696861546 is about 60801.8218970452. The cubic root of 3696861546 is about 1546.2429360835.

The spelling of 3696861546 in words is "three billion, six hundred ninety-six million, eight hundred sixty-one thousand, five hundred forty-six".