1425623504 has 20 divisors (see below), whose sum is σ = 2907522240. Its totient is φ = 675295200.

The previous prime is 1425623503. The next prime is 1425623581. The reversal of 1425623504 is 4053265241.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1425623501) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2344472 + ... + 2345079.

It is an arithmetic number, because the mean of its divisors is an integer number (145376112).

Almost surely, 2^1425623504 is an apocalyptic number.

It is an amenable number.

1425623504 is an abundant number, since it is smaller than the sum of its proper divisors (1481898736).

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

1425623504 is a wasteful number, since it uses less digits than its factorization.

1425623504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4689578 (or 4689572 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 32.

The square root of 1425623504 is about 37757.4297854078. The cubic root of 1425623504 is about 1125.4726584097.

Adding to 1425623504 its reverse (4053265241), we get a palindrome (5478888745).

The spelling of 1425623504 in words is "one billion, four hundred twenty-five million, six hundred twenty-three thousand, five hundred four".