3387946788 has 36 divisors (see below), whose sum is σ = 8667164688. Its totient is φ = 1115708400.

The previous prime is 3387946781. The next prime is 3387946811. The reversal of 3387946788 is 8876497833.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×3387946788² = 22956366876639033888, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3387946781) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 563938 + ... + 569913.

Almost surely, 2^3387946788 is an apocalyptic number.

It is an amenable number.

3387946788 is an abundant number, since it is smaller than the sum of its proper divisors (5279217900).

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

3387946788 is a wasteful number, since it uses less digits than its factorization.

3387946788 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1133944 (or 1133939 counting only the distinct ones).

The product of its digits is 48771072, while the sum is 63.

The square root of 3387946788 is about 58206.0717451367. The cubic root of 3387946788 is about 1501.9155952884.

The spelling of 3387946788 in words is "three billion, three hundred eighty-seven million, nine hundred forty-six thousand, seven hundred eighty-eight".