1425618744 has 32 divisors (see below), whose sum is σ = 3888051840. Its totient is φ = 432005600.

The previous prime is 1425618721. The next prime is 1425618791. The reversal of 1425618744 is 4478165241.

It is a junction number, because it is equal to n+sod(n) for n = 1425618696 and 1425618705.

It is a congruent number.

It is an unprimeable number.

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, 2699772 + ... + 2700299.

It is an arithmetic number, because the mean of its divisors is an integer number (121501620).

Almost surely, 2^1425618744 is an apocalyptic number.

It is an amenable number.

1425618744 is an abundant number, since it is smaller than the sum of its proper divisors (2462433096).

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

1425618744 is a wasteful number, since it uses less digits than its factorization.

1425618744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5400091 (or 5400087 counting only the distinct ones).

The product of its digits is 215040, while the sum is 42.

The square root of 1425618744 is about 37757.3667514036. The cubic root of 1425618744 is about 1125.4714057985.

The spelling of 1425618744 in words is "one billion, four hundred twenty-five million, six hundred eighteen thousand, seven hundred forty-four".