3643226042 has 16 divisors (see below), whose sum is σ = 5569900200. Its totient is φ = 1786616832.

The previous prime is 3643226039. The next prime is 3643226047. The reversal of 3643226042 is 2406223463.

It can be written as a sum of positive squares in 4 ways, for example, as 3567553441 + 75672601 = 59729^2 + 8699^2 .

It is not an unprimeable number, because it can be changed into a prime (3643226047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 489098 + ... + 496490.

Almost surely, 2^3643226042 is an apocalyptic number.

3643226042 is a deficient number, since it is larger than the sum of its proper divisors (1926674158).

3643226042 is a wasteful number, since it uses less digits than its factorization.

3643226042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12097.

The product of its (nonzero) digits is 41472, while the sum is 32.

The square root of 3643226042 is about 60359.1421575887. The cubic root of 3643226042 is about 1538.7286468445.

The spelling of 3643226042 in words is "three billion, six hundred forty-three million, two hundred twenty-six thousand, forty-two".