2612021 has 2 divisors, whose sum is σ = 2612022. Its totient is φ = 2612020.

The previous prime is 2612017. The next prime is 2612039. The reversal of 2612021 is 1202162.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2235025 + 376996 = 1495^2 + 614^2 .

It is a cyclic number.

It is not a de Polignac number, because 2612021 - 2² = 2612017 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 2611987 and 2612005.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2612321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1306010 + 1306011.

It is an arithmetic number, because the mean of its divisors is an integer number (1306011).

2^2612021 is an apocalyptic number.

It is an amenable number.

2612021 is a deficient number, since it is larger than the sum of its proper divisors (1).

2612021 is an equidigital number, since it uses as much as digits as its factorization.

2612021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 2612021 is about 1616.1748049020. The cubic root of 2612021 is about 137.7184802109.

Adding to 2612021 its reverse (1202162), we get a palindrome (3814183).

The spelling of 2612021 in words is "two million, six hundred twelve thousand, twenty-one".