3342666642 has 64 divisors (see below), whose sum is σ = 7783256064. Its totient is φ = 937319040.

The previous prime is 3342666641. The next prime is 3342666661. The reversal of 3342666642 is 2466662433.

3342666642 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 2×3342666642² = 22346840559079112328, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a junction number, because it is equal to n+sod(n) for n = 3342666594 and 3342666603.

It is not an unprimeable number, because it can be changed into a prime (3342666641) 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, 644343 + ... + 649509.

It is an arithmetic number, because the mean of its divisors is an integer number (121613376).

Almost surely, 2^3342666642 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3342666642, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3891628032).

3342666642 is an abundant number, since it is smaller than the sum of its proper divisors (4440589422).

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

3342666642 is a wasteful number, since it uses less digits than its factorization.

3342666642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5463.

The product of its digits is 746496, while the sum is 42.

The square root of 3342666642 is about 57815.7992420757. The cubic root of 3342666642 is about 1495.1944940712.

The spelling of 3342666642 in words is "three billion, three hundred forty-two million, six hundred sixty-six thousand, six hundred forty-two".