7256228622 has 32 divisors (see below), whose sum is σ = 14801421600. Its totient is φ = 2370675840.

The previous prime is 7256228557. The next prime is 7256228653. The reversal of 7256228622 is 2268226527.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 313504 + ... + 335852.

It is an arithmetic number, because the mean of its divisors is an integer number (462544425).

Almost surely, 2^7256228622 is an apocalyptic number.

7256228622 is an abundant number, since it is smaller than the sum of its proper divisors (7545192978).

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

7256228622 is a wasteful number, since it uses less digits than its factorization.

7256228622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23428.

The product of its digits is 322560, while the sum is 42.

The square root of 7256228622 is about 85183.4997050485. The cubic root of 7256228622 is about 1935.9924197660.

The spelling of 7256228622 in words is "seven billion, two hundred fifty-six million, two hundred twenty-eight thousand, six hundred twenty-two".