2879521 has 2 divisors, whose sum is σ = 2879522. Its totient is φ = 2879520.

The previous prime is 2879509. The next prime is 2879533. The reversal of 2879521 is 1259782.

It is a balanced prime because it is at equal distance from previous prime (2879509) and next prime (2879533).

It can be written as a sum of positive squares in only one way, i.e., 2822400 + 57121 = 1680^2 + 239^2 .

It is a cyclic number.

It is not a de Polignac number, because 2879521 - 2¹¹ = 2877473 is a prime.

It is not a weakly prime, because it can be changed into another prime (2879501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1439760 + 1439761.

It is an arithmetic number, because the mean of its divisors is an integer number (1439761).

2^2879521 is an apocalyptic number.

It is an amenable number.

2879521 is a deficient number, since it is larger than the sum of its proper divisors (1).

2879521 is an equidigital number, since it uses as much as digits as its factorization.

2879521 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10080, while the sum is 34.

The square root of 2879521 is about 1696.9151422508. The cubic root of 2879521 is about 142.2678440020.

The spelling of 2879521 in words is "two million, eight hundred seventy-nine thousand, five hundred twenty-one".