7212355532 has 6 divisors (see below), whose sum is σ = 12621622188. Its totient is φ = 3606177764.

The previous prime is 7212355529. The next prime is 7212355589. The reversal of 7212355532 is 2355532127.

It is a junction number, because it is equal to n+sod(n) for n = 7212355492 and 7212355501.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 901544438 + ... + 901544445.

It is an arithmetic number, because the mean of its divisors is an integer number (2103603698).

Almost surely, 2^7212355532 is an apocalyptic number.

It is an amenable number.

7212355532 is a deficient number, since it is larger than the sum of its proper divisors (5409266656).

7212355532 is a wasteful number, since it uses less digits than its factorization.

7212355532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1803088887 (or 1803088885 counting only the distinct ones).

The product of its digits is 63000, while the sum is 35.

The square root of 7212355532 is about 84925.5882052047. The cubic root of 7212355532 is about 1932.0826875295.

Adding to 7212355532 its reverse (2355532127), we get a palindrome (9567887659).

The spelling of 7212355532 in words is "seven billion, two hundred twelve million, three hundred fifty-five thousand, five hundred thirty-two".