2371849 has 2 divisors, whose sum is σ = 2371850. Its totient is φ = 2371848.

The previous prime is 2371847. The next prime is 2371861. The reversal of 2371849 is 9481732.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1836025 + 535824 = 1355^2 + 732^2 .

It is a cyclic number.

It is not a de Polignac number, because 2371849 - 2¹ = 2371847 is a prime.

Together with 2371847, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (2371847) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1185924 + 1185925.

It is an arithmetic number, because the mean of its divisors is an integer number (1185925).

2^2371849 is an apocalyptic number.

It is an amenable number.

2371849 is a deficient number, since it is larger than the sum of its proper divisors (1).

2371849 is an equidigital number, since it uses as much as digits as its factorization.

2371849 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12096, while the sum is 34.

The square root of 2371849 is about 1540.0808420339. The cubic root of 2371849 is about 133.3610518761.

The spelling of 2371849 in words is "two million, three hundred seventy-one thousand, eight hundred forty-nine".