2138064 has 20 divisors (see below), whose sum is σ = 5523456. Its totient is φ = 712672.

The previous prime is 2138033. The next prime is 2138093. The reversal of 2138064 is 4608312.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22224 + ... + 22319.

2^2138064 is an apocalyptic number.

2138064 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2138064 is an abundant number, since it is smaller than the sum of its proper divisors (3385392).

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

2138064 is a wasteful number, since it uses less digits than its factorization.

2138064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44554 (or 44548 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 2138064 is about 1462.2120229296. The cubic root of 2138064 is about 128.8270020417.

The spelling of 2138064 in words is "two million, one hundred thirty-eight thousand, sixty-four".