3387040638 has 8 divisors (see below), whose sum is σ = 6774081288. Its totient is φ = 1129013544.

The previous prime is 3387040619. The next prime is 3387040649. The reversal of 3387040638 is 8360407833.

It is a sphenic number, since it is the product of 3 distinct primes.

3387040638 is an admirable number.

It is a super-2 number, since 2×3387040638² = 22944088566926894088, which contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 3387040638.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 282253381 + ... + 282253392.

It is an arithmetic number, because the mean of its divisors is an integer number (846760161).

Almost surely, 2^3387040638 is an apocalyptic number.

3387040638 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

3387040638 is a wasteful number, since it uses less digits than its factorization.

3387040638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 564506778.

The product of its (nonzero) digits is 290304, while the sum is 42.

The square root of 3387040638 is about 58198.2872428390. The cubic root of 3387040638 is about 1501.7816811259.

The spelling of 3387040638 in words is "three billion, three hundred eighty-seven million, forty thousand, six hundred thirty-eight".