2139334 has 4 divisors (see below), whose sum is σ = 3209004. Its totient is φ = 1069666.

The previous prime is 2139323. The next prime is 2139337. The reversal of 2139334 is 4339312.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 2139299 and 2139308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2139337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 534832 + ... + 534835.

It is an arithmetic number, because the mean of its divisors is an integer number (802251).

2^2139334 is an apocalyptic number.

2139334 is a deficient number, since it is larger than the sum of its proper divisors (1069670).

2139334 is a wasteful number, since it uses less digits than its factorization.

2139334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1069669.

The product of its digits is 1944, while the sum is 25.

The square root of 2139334 is about 1462.6462320055. The cubic root of 2139334 is about 128.8525045382.

The spelling of 2139334 in words is "two million, one hundred thirty-nine thousand, three hundred thirty-four".