3602778228 has 144 divisors (see below), whose sum is σ = 10801714560. Its totient is φ = 990662400.

The previous prime is 3602778163. The next prime is 3602778229. The reversal of 3602778228 is 8228772063.

3602778228 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3602778229) 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, 3076083 + ... + 3077253.

Almost surely, 2^3602778228 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 3602778228, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5400857280).

3602778228 is an abundant number, since it is smaller than the sum of its proper divisors (7198936332).

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

3602778228 is a wasteful number, since it uses less digits than its factorization.

3602778228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1638 (or 1633 counting only the distinct ones).

The product of its (nonzero) digits is 451584, while the sum is 45.

The square root of 3602778228 is about 60023.1474349688. The cubic root of 3602778228 is about 1533.0130193963.

The spelling of 3602778228 in words is "three billion, six hundred two million, seven hundred seventy-eight thousand, two hundred twenty-eight".