1423248849 has 24 divisors (see below), whose sum is σ = 2248350624. Its totient is φ = 860400000.

The previous prime is 1423248847. The next prime is 1423248851. The reversal of 1423248849 is 9488423241.

It is an interprime number because it is at equal distance from previous prime (1423248847) and next prime (1423248851).

It is not a de Polignac number, because 1423248849 - 2¹ = 1423248847 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1423248847) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21774 + ... + 57624.

It is an arithmetic number, because the mean of its divisors is an integer number (93681276).

Almost surely, 2^1423248849 is an apocalyptic number.

It is an amenable number.

1423248849 is a deficient number, since it is larger than the sum of its proper divisors (825101775).

1423248849 is a wasteful number, since it uses less digits than its factorization.

1423248849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36269 (or 36266 counting only the distinct ones).

The product of its digits is 442368, while the sum is 45.

The square root of 1423248849 is about 37725.9704845349. The cubic root of 1423248849 is about 1124.8474127865.

The spelling of 1423248849 in words is "one billion, four hundred twenty-three million, two hundred forty-eight thousand, eight hundred forty-nine".