2188055332 has 6 divisors (see below), whose sum is σ = 3829096838. Its totient is φ = 1094027664.

The previous prime is 2188055267. The next prime is 2188055413. The reversal of 2188055332 is 2335508812.

It can be written as a sum of positive squares in only one way, i.e., 1523653156 + 664402176 = 39034^2 + 25776^2 .

It is a super-2 number, since 2×2188055332² = 9575172271787260448, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2188055291 and 2188055300.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 273506913 + ... + 273506920.

Almost surely, 2^2188055332 is an apocalyptic number.

It is an amenable number.

2188055332 is a deficient number, since it is larger than the sum of its proper divisors (1641041506).

2188055332 is a wasteful number, since it uses less digits than its factorization.

2188055332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 547013837 (or 547013835 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 37.

The square root of 2188055332 is about 46776.6537067371. The cubic root of 2188055332 is about 1298.2333660021.

The spelling of 2188055332 in words is "two billion, one hundred eighty-eight million, fifty-five thousand, three hundred thirty-two".