3138264 has 80 divisors (see below), whose sum is σ = 9147600. Its totient is φ = 1003968.

The previous prime is 3138221. The next prime is 3138283. The reversal of 3138264 is 4628313.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

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 19 ways as a sum of consecutive naturals, for example, 18709 + ... + 18875.

It is an arithmetic number, because the mean of its divisors is an integer number (114345).

Almost surely, 2^3138264 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3138264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4573800).

3138264 is an abundant number, since it is smaller than the sum of its proper divisors (6009336).

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

3138264 is a wasteful number, since it uses less digits than its factorization.

3138264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214 (or 201 counting only the distinct ones).

The product of its digits is 3456, while the sum is 27.

The square root of 3138264 is about 1771.5146062057. The cubic root of 3138264 is about 146.4074438569.

The spelling of 3138264 in words is "three million, one hundred thirty-eight thousand, two hundred sixty-four".