2454643 has 2 divisors, whose sum is σ = 2454644. Its totient is φ = 2454642.

The previous prime is 2454637. The next prime is 2454671. The reversal of 2454643 is 3464542.

It is an a-pointer prime, because the next prime (2454671) can be obtained adding 2454643 to its sum of digits (28).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2454643 - 2⁹ = 2454131 is a prime.

2454643 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (2454623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1227321 + 1227322.

It is an arithmetic number, because the mean of its divisors is an integer number (1227322).

2^2454643 is an apocalyptic number.

2454643 is a deficient number, since it is larger than the sum of its proper divisors (1).

2454643 is an equidigital number, since it uses as much as digits as its factorization.

2454643 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11520, while the sum is 28.

The square root of 2454643 is about 1566.7300341795. The cubic root of 2454643 is about 134.8950808029.

The spelling of 2454643 in words is "two million, four hundred fifty-four thousand, six hundred forty-three".