2423781386 has 32 divisors (see below), whose sum is σ = 3996252288. Its totient is φ = 1095756480.

The previous prime is 2423781359. The next prime is 2423781391. The reversal of 2423781386 is 6831873242.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 285641 + ... + 294003.

It is an arithmetic number, because the mean of its divisors is an integer number (124882884).

Almost surely, 2^2423781386 is an apocalyptic number.

2423781386 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

2423781386 is a deficient number, since it is larger than the sum of its proper divisors (1572470902).

2423781386 is a wasteful number, since it uses less digits than its factorization.

2423781386 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8606.

The product of its digits is 387072, while the sum is 44.

The square root of 2423781386 is about 49231.9143036303. The cubic root of 2423781386 is about 1343.2736078109.

The spelling of 2423781386 in words is "two billion, four hundred twenty-three million, seven hundred eighty-one thousand, three hundred eighty-six".