3766446220 has 48 divisors (see below), whose sum is σ = 8512142688. Its totient is φ = 1394703360.

The previous prime is 3766446197. The next prime is 3766446227. The reversal of 3766446220 is 226446673.

3766446220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×3766446220² = 28372234256304576800, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3766446227) 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, 70062 + ... + 111541.

It is an arithmetic number, because the mean of its divisors is an integer number (177336306).

Almost surely, 2^3766446220 is an apocalyptic number.

It is an amenable number.

3766446220 is an abundant number, since it is smaller than the sum of its proper divisors (4745696468).

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

3766446220 is a wasteful number, since it uses less digits than its factorization.

3766446220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181690 (or 181688 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 40.

The square root of 3766446220 is about 61371.3794858809. The cubic root of 3766446220 is about 1555.8841509870.

The spelling of 3766446220 in words is "three billion, seven hundred sixty-six million, four hundred forty-six thousand, two hundred twenty".