2071539 has 12 divisors (see below), whose sum is σ = 3005496. Its totient is φ = 1374912.

The previous prime is 2071507. The next prime is 2071543. The reversal of 2071539 is 9351702.

It is not a de Polignac number, because 2071539 - 2⁵ = 2071507 is a prime.

It is a d-powerful number, because it can be written as 2⁹ + 0 + 7⁶ + 1 + 5⁹ + 3⁵ + 9 .

It is not an unprimeable number, because it can be changed into a prime (2071579) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2692 + ... + 3374.

It is an arithmetic number, because the mean of its divisors is an integer number (250458).

2^2071539 is an apocalyptic number.

2071539 is a deficient number, since it is larger than the sum of its proper divisors (933957).

2071539 is a wasteful number, since it uses less digits than its factorization.

2071539 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1026 (or 1023 counting only the distinct ones).

The product of its (nonzero) digits is 1890, while the sum is 27.

The square root of 2071539 is about 1439.2841970924. The cubic root of 2071539 is about 127.4767662394.

The spelling of 2071539 in words is "two million, seventy-one thousand, five hundred thirty-nine".