2354621 has 2 divisors, whose sum is σ = 2354622. Its totient is φ = 2354620.

The previous prime is 2354609. The next prime is 2354623. The reversal of 2354621 is 1264532.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1413721 + 940900 = 1189^2 + 970^2 .

It is a cyclic number.

It is not a de Polignac number, because 2354621 - 2¹⁰ = 2353597 is a prime.

Together with 2354623, it forms a pair of twin primes.

It is a Chen prime.

It is a d-powerful number, because it can be written as 2¹³ + 3⁴ + 5⁹ + 4⁹ + 6 + 2¹⁷ + 1 .

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2354623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1177310 + 1177311.

It is an arithmetic number, because the mean of its divisors is an integer number (1177311).

2^2354621 is an apocalyptic number.

It is an amenable number.

2354621 is a deficient number, since it is larger than the sum of its proper divisors (1).

2354621 is an equidigital number, since it uses as much as digits as its factorization.

2354621 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1440, while the sum is 23.

The square root of 2354621 is about 1534.4774354809. The cubic root of 2354621 is about 133.0373761952.

The spelling of 2354621 in words is "two million, three hundred fifty-four thousand, six hundred twenty-one".