3742220202 has 64 divisors (see below), whose sum is σ = 9105177600. Its totient is φ = 1001531520.

The previous prime is 3742220197. The next prime is 3742220203. The reversal of 3742220202 is 2020222473.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (3742220203) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 44677 + ... + 97367.

It is an arithmetic number, because the mean of its divisors is an integer number (142268400).

Almost surely, 2^3742220202 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3742220202, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4552588800).

3742220202 is an abundant number, since it is smaller than the sum of its proper divisors (5362957398).

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

3742220202 is a wasteful number, since it uses less digits than its factorization.

3742220202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52811.

The product of its (nonzero) digits is 2688, while the sum is 24.

The square root of 3742220202 is about 61173.6888049102. The cubic root of 3742220202 is about 1552.5411250875.

Adding to 3742220202 its reverse (2020222473), we get a palindrome (5762442675).

The spelling of 3742220202 in words is "three billion, seven hundred forty-two million, two hundred twenty thousand, two hundred two".