5221186446 has 32 divisors (see below), whose sum is σ = 12097628928. Its totient is φ = 1471331520.

The previous prime is 5221186423. The next prime is 5221186447. The reversal of 5221186446 is 6446811225.

It is a happy number.

It is a super-2 number, since 2×5221186446² = 54521575807788221832, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5221186447) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 848400 + ... + 854531.

It is an arithmetic number, because the mean of its divisors is an integer number (378050904).

Almost surely, 2^5221186446 is an apocalyptic number.

5221186446 is an abundant number, since it is smaller than the sum of its proper divisors (6876442482).

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

5221186446 is a wasteful number, since it uses less digits than its factorization.

5221186446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1703016.

The product of its digits is 92160, while the sum is 39.

The square root of 5221186446 is about 72257.7777543705. Note that the first 4 decimals coincide. The cubic root of 5221186446 is about 1734.8279106335.

The spelling of 5221186446 in words is "five billion, two hundred twenty-one million, one hundred eighty-six thousand, four hundred forty-six".