462267721 has 2 divisors, whose sum is σ = 462267722. Its totient is φ = 462267720.

The previous prime is 462267703. The next prime is 462267727. The reversal of 462267721 is 127762264.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 424813321 + 37454400 = 20611^2 + 6120^2 .

It is a cyclic number.

It is not a de Polignac number, because 462267721 - 2¹¹ = 462265673 is a prime.

It is not a weakly prime, because it can be changed into another prime (462267727) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 231133860 + 231133861.

It is an arithmetic number, because the mean of its divisors is an integer number (231133861).

Almost surely, 2^462267721 is an apocalyptic number.

It is an amenable number.

462267721 is a deficient number, since it is larger than the sum of its proper divisors (1).

462267721 is an equidigital number, since it uses as much as digits as its factorization.

462267721 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 56448, while the sum is 37.

The square root of 462267721 is about 21500.4121123294. The cubic root of 462267721 is about 773.2107016497.

The spelling of 462267721 in words is "four hundred sixty-two million, two hundred sixty-seven thousand, seven hundred twenty-one".