1425020632 has 32 divisors (see below), whose sum is σ = 3055852800. Its totient is φ = 610275744.

The previous prime is 1425020603. The next prime is 1425020669. The reversal of 1425020632 is 2360205241.

It is a junction number, because it is equal to n+sod(n) for n = 1425020597 and 1425020606.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74469 + ... + 91627.

It is an arithmetic number, because the mean of its divisors is an integer number (95495400).

Almost surely, 2^1425020632 is an apocalyptic number.

It is an amenable number.

1425020632 is an abundant number, since it is smaller than the sum of its proper divisors (1630832168).

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

1425020632 is a wasteful number, since it uses less digits than its factorization.

1425020632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18655 (or 18651 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 1425020632 is about 37749.4454528805. The cubic root of 1425020632 is about 1125.3139882752.

Adding to 1425020632 its reverse (2360205241), we get a palindrome (3785225873).

The spelling of 1425020632 in words is "one billion, four hundred twenty-five million, twenty thousand, six hundred thirty-two".