3492222561 has 12 divisors (see below), whose sum is σ = 5094266580. Its totient is φ = 2305096800.

The previous prime is 3492222533. The next prime is 3492222563. The reversal of 3492222561 is 1652222943.

3492222561 is a `hidden beast` number, since 3 + 4 + 92 + 2 + 2 + 2 + 561 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1983366225 + 1508856336 = 44535^2 + 38844^2 .

It is not a de Polignac number, because 3492222561 - 2²⁹ = 2955351649 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3492222563) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 1920006 + ... + 1921823.

It is an arithmetic number, because the mean of its divisors is an integer number (424522215).

Almost surely, 2^3492222561 is an apocalyptic number.

It is an amenable number.

3492222561 is a deficient number, since it is larger than the sum of its proper divisors (1602044019).

3492222561 is a wasteful number, since it uses less digits than its factorization.

3492222561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3841936 (or 3841933 counting only the distinct ones).

The product of its digits is 51840, while the sum is 36.

The square root of 3492222561 is about 59095.0299179212. The cubic root of 3492222561 is about 1517.1690383020.

The spelling of 3492222561 in words is "three billion, four hundred ninety-two million, two hundred twenty-two thousand, five hundred sixty-one".