2139294 has 8 divisors (see below), whose sum is σ = 4278600. Its totient is φ = 713096.

The previous prime is 2139283. The next prime is 2139307. The reversal of 2139294 is 4929312.

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

2139294 is an admirable number.

It is a d-powerful number, because it can be written as 2⁹ + 1 + 3¹³ + 9³ + 2¹³ + 9⁶ + 4⁶ .

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, 178269 + ... + 178280.

It is an arithmetic number, because the mean of its divisors is an integer number (534825).

2^2139294 is an apocalyptic number.

2139294 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.

2139294 is a wasteful number, since it uses less digits than its factorization.

2139294 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 356554.

The product of its digits is 3888, while the sum is 30.

The square root of 2139294 is about 1462.6325580952. The cubic root of 2139294 is about 128.8517014639.

The spelling of 2139294 in words is "two million, one hundred thirty-nine thousand, two hundred ninety-four".