3641786500 has 48 divisors (see below), whose sum is σ = 8676734976. Its totient is φ = 1324284000.

The previous prime is 3641786483. The next prime is 3641786503. The reversal of 3641786500 is 56871463.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (3641786503) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 325572 + ... + 336571.

It is an arithmetic number, because the mean of its divisors is an integer number (180765312).

Almost surely, 2^3641786500 is an apocalyptic number.

It is an amenable number.

3641786500 is an abundant number, since it is smaller than the sum of its proper divisors (5034948476).

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

3641786500 is a wasteful number, since it uses less digits than its factorization.

3641786500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 662173 (or 662161 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 40.

The square root of 3641786500 is about 60347.2161744019. The cubic root of 3641786500 is about 1538.5259550272.

The spelling of 3641786500 in words is "three billion, six hundred forty-one million, seven hundred eighty-six thousand, five hundred".