4073955642 has 64 divisors (see below), whose sum is σ = 9550310400. Its totient is φ = 1283733360.

The previous prime is 4073955631. The next prime is 4073955643. The reversal of 4073955642 is 2465593704.

It is a super-2 number, since 2×4073955642² = 33194229145967264328, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4073955643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 499723 + ... + 507809.

It is an arithmetic number, because the mean of its divisors is an integer number (149223600).

Almost surely, 2^4073955642 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4073955642, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4775155200).

4073955642 is an abundant number, since it is smaller than the sum of its proper divisors (5476354758).

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

4073955642 is a wasteful number, since it uses less digits than its factorization.

4073955642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8608 (or 8602 counting only the distinct ones).

The product of its (nonzero) digits is 907200, while the sum is 45.

The square root of 4073955642 is about 63827.5461066772. The cubic root of 4073955642 is about 1597.1244760827.

The spelling of 4073955642 in words is "four billion, seventy-three million, nine hundred fifty-five thousand, six hundred forty-two".