4245022132 has 12 divisors (see below), whose sum is σ = 8000234116. Its totient is φ = 1959240960.

The previous prime is 4245022127. The next prime is 4245022139. The reversal of 4245022132 is 2312205424.

It can be written as a sum of positive squares in 2 ways, for example, as 2670202276 + 1574819856 = 51674^2 + 39684^2 .

It is a junction number, because it is equal to n+sod(n) for n = 4245022097 and 4245022106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4245022139) 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, 40817469 + ... + 40817572.

Almost surely, 2^4245022132 is an apocalyptic number.

It is an amenable number.

4245022132 is a deficient number, since it is larger than the sum of its proper divisors (3755211984).

4245022132 is a wasteful number, since it uses less digits than its factorization.

4245022132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81635058 (or 81635056 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 25.

The square root of 4245022132 is about 65153.8343614557. The cubic root of 4245022132 is about 1619.1732473020.

Adding to 4245022132 its reverse (2312205424), we get a palindrome (6557227556).

The spelling of 4245022132 in words is "four billion, two hundred forty-five million, twenty-two thousand, one hundred thirty-two".