2423851 has 2 divisors, whose sum is σ = 2423852. Its totient is φ = 2423850.

The previous prime is 2423831. The next prime is 2423857. The reversal of 2423851 is 1583242.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2423851 - 2⁹ = 2423339 is a prime.

It is not a weakly prime, because it can be changed into another prime (2423857) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1211925 + 1211926.

It is an arithmetic number, because the mean of its divisors is an integer number (1211926).

2^2423851 is an apocalyptic number.

2423851 is a deficient number, since it is larger than the sum of its proper divisors (1).

2423851 is an equidigital number, since it uses as much as digits as its factorization.

2423851 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1920, while the sum is 25.

The square root of 2423851 is about 1556.8721848630. The cubic root of 2423851 is about 134.3286467848.

The spelling of 2423851 in words is "two million, four hundred twenty-three thousand, eight hundred fifty-one".