1425788386 has 32 divisors (see below), whose sum is σ = 2461259520. Its totient is φ = 612637200.

The previous prime is 1425788369. The next prime is 1425788387. The reversal of 1425788386 is 6838875241.

It is not an unprimeable number, because it can be changed into a prime (1425788387) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 201765 + ... + 208711.

It is an arithmetic number, because the mean of its divisors is an integer number (76914360).

Almost surely, 2^1425788386 is an apocalyptic number.

1425788386 is a deficient number, since it is larger than the sum of its proper divisors (1035471134).

1425788386 is a wasteful number, since it uses less digits than its factorization.

1425788386 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7470.

The product of its digits is 2580480, while the sum is 52.

The square root of 1425788386 is about 37759.6131600947. The cubic root of 1425788386 is about 1125.5160459821.

The spelling of 1425788386 in words is "one billion, four hundred twenty-five million, seven hundred eighty-eight thousand, three hundred eighty-six".