3647228850 has 96 divisors (see below), whose sum is σ = 10062719040. Its totient is φ = 971377920.

The previous prime is 3647228843. The next prime is 3647228869. The reversal of 3647228850 is 588227463.

3647228850 is a `hidden beast` number, since 364 + 7 + 2 + 288 + 5 + 0 = 666.

3647228850 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 (45).

It is a junction number, because it is equal to n+sod(n) for n = 3647228796 and 3647228805.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1749909 + ... + 1751991.

It is an arithmetic number, because the mean of its divisors is an integer number (104819990).

Almost surely, 2^3647228850 is an apocalyptic number.

3647228850 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 3647228850, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5031359520).

3647228850 is an abundant number, since it is smaller than the sum of its proper divisors (6415490190).

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

3647228850 is a wasteful number, since it uses less digits than its factorization.

3647228850 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3401 (or 3390 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 45.

The square root of 3647228850 is about 60392.2913127164. The cubic root of 3647228850 is about 1539.2919736806.

The spelling of 3647228850 in words is "three billion, six hundred forty-seven million, two hundred twenty-eight thousand, eight hundred fifty".