1423388241 has 16 divisors (see below), whose sum is σ = 2300425920. Its totient is φ = 862659360.

The previous prime is 1423388233. The next prime is 1423388243. The reversal of 1423388241 is 1428833241.

It is a happy number.

1423388241 is a `hidden beast` number, since 14 + 23 + 388 + 241 = 666.

It is not a de Polignac number, because 1423388241 - 2³ = 1423388233 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1423388196 and 1423388205.

It is not an unprimeable number, because it can be changed into a prime (1423388243) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2395980 + ... + 2396573.

It is an arithmetic number, because the mean of its divisors is an integer number (143776620).

Almost surely, 2^1423388241 is an apocalyptic number.

1423388241 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1423388241 is a deficient number, since it is larger than the sum of its proper divisors (877037679).

1423388241 is a wasteful number, since it uses less digits than its factorization.

1423388241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4792573 (or 4792567 counting only the distinct ones).

The product of its digits is 36864, while the sum is 36.

The square root of 1423388241 is about 37727.8178669268. The cubic root of 1423388241 is about 1124.8841338449.

The spelling of 1423388241 in words is "one billion, four hundred twenty-three million, three hundred eighty-eight thousand, two hundred forty-one".