462016421 has 2 divisors, whose sum is σ = 462016422. Its totient is φ = 462016420.

The previous prime is 462016409. The next prime is 462016427. The reversal of 462016421 is 124610264.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 313785796 + 148230625 = 17714^2 + 12175^2 .

It is a cyclic number.

It is not a de Polignac number, because 462016421 - 2¹⁰ = 462015397 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (462016427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 231008210 + 231008211.

It is an arithmetic number, because the mean of its divisors is an integer number (231008211).

Almost surely, 2^462016421 is an apocalyptic number.

It is an amenable number.

462016421 is a deficient number, since it is larger than the sum of its proper divisors (1).

462016421 is an equidigital number, since it uses as much as digits as its factorization.

462016421 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 462016421 is about 21494.5672438409. The cubic root of 462016421 is about 773.0705641917.

Adding to 462016421 its reverse (124610264), we get a palindrome (586626685).

The spelling of 462016421 in words is "four hundred sixty-two million, sixteen thousand, four hundred twenty-one".