4196858021 has 8 divisors (see below), whose sum is σ = 4218381504. Its totient is φ = 4175382240.

The previous prime is 4196858009. The next prime is 4196858023. The reversal of 4196858021 is 1208586914.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4196858021 is a prime.

It is a super-2 number, since 2×4196858021² = 35227234496864072882, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4196858023) 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, 171641 + ... + 194561.

It is an arithmetic number, because the mean of its divisors is an integer number (527297688).

Almost surely, 2^4196858021 is an apocalyptic number.

It is an amenable number.

4196858021 is a deficient number, since it is larger than the sum of its proper divisors (21523483).

4196858021 is a wasteful number, since it uses less digits than its factorization.

4196858021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23851.

The product of its (nonzero) digits is 138240, while the sum is 44.

The square root of 4196858021 is about 64783.1615545274. The cubic root of 4196858021 is about 1613.0262155831.

The spelling of 4196858021 in words is "four billion, one hundred ninety-six million, eight hundred fifty-eight thousand, twenty-one".