4033549642 has 16 divisors (see below), whose sum is σ = 6472274760. Its totient is φ = 1878571008.

The previous prime is 4033549621. The next prime is 4033549649. The reversal of 4033549642 is 2469453304.

It can be written as a sum of positive squares in 4 ways, for example, as 3942709681 + 90839961 = 62791^2 + 9531^2 .

It is a junction number, because it is equal to n+sod(n) for n = 4033549595 and 4033549604.

It is not an unprimeable number, because it can be changed into a prime (4033549649) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 608217 + ... + 614812.

Almost surely, 2^4033549642 is an apocalyptic number.

4033549642 is a deficient number, since it is larger than the sum of its proper divisors (2438725118).

4033549642 is a wasteful number, since it uses less digits than its factorization.

4033549642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1223145.

The product of its (nonzero) digits is 311040, while the sum is 40.

The square root of 4033549642 is about 63510.2325771210. The cubic root of 4033549642 is about 1591.8267629332.

The spelling of 4033549642 in words is "four billion, thirty-three million, five hundred forty-nine thousand, six hundred forty-two".