1425500806 has 16 divisors (see below), whose sum is σ = 2169599040. Its totient is φ = 702336960.

The previous prime is 1425500803. The next prime is 1425500827. The reversal of 1425500806 is 6080055241.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1425500803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73660 + ... + 90976.

It is an arithmetic number, because the mean of its divisors is an integer number (135599940).

Almost surely, 2^1425500806 is an apocalyptic number.

1425500806 is a deficient number, since it is larger than the sum of its proper divisors (744098234).

1425500806 is a wasteful number, since it uses less digits than its factorization.

1425500806 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17919.

The product of its (nonzero) digits is 9600, while the sum is 31.

The square root of 1425500806 is about 37755.8049311626. The cubic root of 1425500806 is about 1125.4403690977.

The spelling of 1425500806 in words is "one billion, four hundred twenty-five million, five hundred thousand, eight hundred six".