7217226132 has 24 divisors (see below), whose sum is σ = 16924824000. Its totient is φ = 2393652096.

The previous prime is 7217226113. The next prime is 7217226173. The reversal of 7217226132 is 2316227127.

It is a junction number, because it is equal to n+sod(n) for n = 7217226093 and 7217226102.

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, 1508757 + ... + 1513532.

It is an arithmetic number, because the mean of its divisors is an integer number (705201000).

Almost surely, 2^7217226132 is an apocalyptic number.

It is an amenable number.

7217226132 is an abundant number, since it is smaller than the sum of its proper divisors (9707597868).

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

7217226132 is a wasteful number, since it uses less digits than its factorization.

7217226132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3022495 (or 3022493 counting only the distinct ones).

The product of its digits is 14112, while the sum is 33.

The square root of 7217226132 is about 84954.2590574481. The cubic root of 7217226132 is about 1932.5175100766.

The spelling of 7217226132 in words is "seven billion, two hundred seventeen million, two hundred twenty-six thousand, one hundred thirty-two".