4701421 has 2 divisors, whose sum is σ = 4701422. Its totient is φ = 4701420.

The previous prime is 4701391. The next prime is 4701443. The reversal of 4701421 is 1241074.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3960100 + 741321 = 1990^2 + 861^2 .

It is a cyclic number.

It is not a de Polignac number, because 4701421 - 2⁷ = 4701293 is a prime.

It is a Chen prime.

4701421 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4701121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2350710 + 2350711.

It is an arithmetic number, because the mean of its divisors is an integer number (2350711).

Almost surely, 2^4701421 is an apocalyptic number.

It is an amenable number.

4701421 is a deficient number, since it is larger than the sum of its proper divisors (1).

4701421 is an equidigital number, since it uses as much as digits as its factorization.

4701421 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 224, while the sum is 19.

The square root of 4701421 is about 2168.2760433118. The cubic root of 4701421 is about 167.5237480252.

Adding to 4701421 its reverse (1241074), we get a palindrome (5942495).

It can be divided in two parts, 470 and 1421, that added together give a triangular number (1891 = T₆₁).

The spelling of 4701421 in words is "four million, seven hundred one thousand, four hundred twenty-one".