3138764 has 24 divisors (see below), whose sum is σ = 5802720. Its totient is φ = 1482624.
The previous prime is 3138691. The next prime is 3138767. The reversal of 3138764 is 4678313.
It is a self number, because there is not a number n which added to its sum of digits gives 3138764.
It is not an unprimeable number, because it can be changed into a prime (3138767) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9872 + ... + 10184.
It is an arithmetic number, because the mean of its divisors is an integer number (241780).
Almost surely, 23138764 is an apocalyptic number.
It is an amenable number.
3138764 is a deficient number, since it is larger than the sum of its proper divisors (2663956).
3138764 is a wasteful number, since it uses less digits than its factorization.
3138764 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 449 (or 447 counting only the distinct ones).
The product of its digits is 12096, while the sum is 32.
The square root of 3138764 is about 1771.6557227633. The cubic root of 3138764 is about 146.4152188385.
The spelling of 3138764 in words is "three million, one hundred thirty-eight thousand, seven hundred sixty-four".
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