2470621 has 2 divisors, whose sum is σ = 2470622. Its totient is φ = 2470620.

The previous prime is 2470603. The next prime is 2470631. The reversal of 2470621 is 1260742.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2402500 + 68121 = 1550^2 + 261^2 .

It is a cyclic number.

It is not a de Polignac number, because 2470621 - 2⁹ = 2470109 is a prime.

It is a super-2 number, since 2×2470621² = 12207936251282, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 2470592 and 2470601.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2470631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1235310 + 1235311.

It is an arithmetic number, because the mean of its divisors is an integer number (1235311).

2^2470621 is an apocalyptic number.

It is an amenable number.

2470621 is a deficient number, since it is larger than the sum of its proper divisors (1).

2470621 is an equidigital number, since it uses as much as digits as its factorization.

2470621 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 672, while the sum is 22.

The square root of 2470621 is about 1571.8209185527. The cubic root of 2470621 is about 135.1871387285.

The spelling of 2470621 in words is "two million, four hundred seventy thousand, six hundred twenty-one".