4621071021 has 8 divisors (see below), whose sum is σ = 7041632064. Its totient is φ = 2640612000.

The previous prime is 4621070977. The next prime is 4621071031. The reversal of 4621071021 is 1201701264.

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

It is not a de Polignac number, because 4621071021 - 2⁶ = 4621070957 is a prime.

It is a super-2 number, since 2×4621071021² = 42708594762251964882, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4621070982 and 4621071000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4621071031) 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, 110025480 + ... + 110025521.

It is an arithmetic number, because the mean of its divisors is an integer number (880204008).

Almost surely, 2^4621071021 is an apocalyptic number.

It is an amenable number.

4621071021 is a deficient number, since it is larger than the sum of its proper divisors (2420561043).

4621071021 is a wasteful number, since it uses less digits than its factorization.

4621071021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220051011.

The product of its (nonzero) digits is 672, while the sum is 24.

The square root of 4621071021 is about 67978.4599781431. The cubic root of 4621071021 is about 1665.6390001022.

Adding to 4621071021 its reverse (1201701264), we get a palindrome (5822772285).

The spelling of 4621071021 in words is "four billion, six hundred twenty-one million, seventy-one thousand, twenty-one".