4052202621 has 8 divisors (see below), whose sum is σ = 5403300000. Its totient is φ = 2701286832.

The previous prime is 4052202617. The next prime is 4052202689. The reversal of 4052202621 is 1262022504.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4052202621 - 2² = 4052202617 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4052202591 and 4052202600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4052203621) 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, 20226 + ... + 92268.

It is an arithmetic number, because the mean of its divisors is an integer number (675412500).

Almost surely, 2^4052202621 is an apocalyptic number.

It is an amenable number.

4052202621 is a deficient number, since it is larger than the sum of its proper divisors (1351097379).

4052202621 is a wasteful number, since it uses less digits than its factorization.

4052202621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90795.

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 4052202621 is about 63656.9133794594. The cubic root of 4052202621 is about 1594.2767685745.

The spelling of 4052202621 in words is "four billion, fifty-two million, two hundred two thousand, six hundred twenty-one".