4170421025 has 12 divisors (see below), whose sum is σ = 5210801904. Its totient is φ = 3310866000.

The previous prime is 4170421001. The next prime is 4170421033. The reversal of 4170421025 is 5201240714.

4170421025 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 4170421025 - 2²⁸ = 3901985569 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4170420985 and 4170421003.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 633431 + ... + 639980.

It is an arithmetic number, because the mean of its divisors is an integer number (434233492).

Almost surely, 2^4170421025 is an apocalyptic number.

It is an amenable number.

4170421025 is a deficient number, since it is larger than the sum of its proper divisors (1040380879).

4170421025 is a wasteful number, since it uses less digits than its factorization.

4170421025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1273552 (or 1273547 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 26.

The square root of 4170421025 is about 64578.7970234813. The cubic root of 4170421025 is about 1609.6321350040.

Adding to 4170421025 its reverse (5201240714), we get a palindrome (9371661739).

The spelling of 4170421025 in words is "four billion, one hundred seventy million, four hundred twenty-one thousand, twenty-five".