1425759916 has 24 divisors (see below), whose sum is σ = 2865046016. Its totient is φ = 608141520.

The previous prime is 1425759877. The next prime is 1425759917. The reversal of 1425759916 is 6199575241.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1425759916.

It is not an unprimeable number, because it can be changed into a prime (1425759917) 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 7 ways as a sum of consecutive naturals, for example, 114756 + ... + 126571.

Almost surely, 2^1425759916 is an apocalyptic number.

It is an amenable number.

1425759916 is an abundant number, since it is smaller than the sum of its proper divisors (1439286100).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1425759916 is a wasteful number, since it uses less digits than its factorization.

1425759916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 241549 (or 241547 counting only the distinct ones).

The product of its digits is 680400, while the sum is 49.

The square root of 1425759916 is about 37759.2361681218. The cubic root of 1425759916 is about 1125.5085545350.

The spelling of 1425759916 in words is "one billion, four hundred twenty-five million, seven hundred fifty-nine thousand, nine hundred sixteen".