3148222500 has 90 divisors (see below), whose sum is σ = 9944396462. Its totient is φ = 839520000.

The previous prime is 3148222457. The next prime is 3148222549. The reversal of 3148222500 is 52228413.

It can be written as a sum of positive squares in 5 ways, for example, as 2415329316 + 732893184 = 49146^2 + 27072^2 .

It is a tau number, because it is divible by the number of its divisors (90).

It is a super-2 number, since 2×3148222500² = 19822609819012500000, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 47461 + ... + 92460.

Almost surely, 2^3148222500 is an apocalyptic number.

3148222500 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3148222500 is an abundant number, since it is smaller than the sum of its proper divisors (6796173962).

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

3148222500 is a wasteful number, since it uses less digits than its factorization.

3148222500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139951 (or 139931 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

The square root of 3148222500 is about 56109.0233384970. The cubic root of 3148222500 is about 1465.6214287143.

The spelling of 3148222500 in words is "three billion, one hundred forty-eight million, two hundred twenty-two thousand, five hundred".