4258421749 has 8 divisors (see below), whose sum is σ = 4510194048. Its totient is φ = 4006791360.

The previous prime is 4258421747. The next prime is 4258421771. The reversal of 4258421749 is 9471248524.

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

It is a cyclic number.

It is not a de Polignac number, because 4258421749 - 2¹ = 4258421747 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4258421699 and 4258421708.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4258421747) 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, 29754 + ... + 96964.

It is an arithmetic number, because the mean of its divisors is an integer number (563774256).

Almost surely, 2^4258421749 is an apocalyptic number.

It is an amenable number.

4258421749 is a deficient number, since it is larger than the sum of its proper divisors (251772299).

4258421749 is a wasteful number, since it uses less digits than its factorization.

4258421749 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70955.

The product of its digits is 645120, while the sum is 46.

The square root of 4258421749 is about 65256.5839513531. The cubic root of 4258421749 is about 1620.8751240077.

The spelling of 4258421749 in words is "four billion, two hundred fifty-eight million, four hundred twenty-one thousand, seven hundred forty-nine".