2070439 has 4 divisors (see below), whose sum is σ = 2366224. Its totient is φ = 1774656.

The previous prime is 2070433. The next prime is 2070443. The reversal of 2070439 is 9340702.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2070439 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2070433) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 147882 + ... + 147895.

It is an arithmetic number, because the mean of its divisors is an integer number (591556).

2^2070439 is an apocalyptic number.

2070439 is a deficient number, since it is larger than the sum of its proper divisors (295785).

2070439 is an equidigital number, since it uses as much as digits as its factorization.

2070439 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 295784.

The product of its (nonzero) digits is 1512, while the sum is 25.

The square root of 2070439 is about 1438.9020119522. The cubic root of 2070439 is about 127.4541985944.

The spelling of 2070439 in words is "two million, seventy thousand, four hundred thirty-nine".