462868921 has 2 divisors, whose sum is σ = 462868922. Its totient is φ = 462868920.

The previous prime is 462868891. The next prime is 462868949. The reversal of 462868921 is 129868264.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 389509696 + 73359225 = 19736^2 + 8565^2 .

It is a cyclic number.

It is not a de Polignac number, because 462868921 - 2²⁵ = 429314489 is a prime.

It is not a weakly prime, because it can be changed into another prime (462868321) 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, 231434460 + 231434461.

It is an arithmetic number, because the mean of its divisors is an integer number (231434461).

Almost surely, 2^462868921 is an apocalyptic number.

It is an amenable number.

462868921 is a deficient number, since it is larger than the sum of its proper divisors (1).

462868921 is an equidigital number, since it uses as much as digits as its factorization.

462868921 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 331776, while the sum is 46.

The square root of 462868921 is about 21514.3886968698. The cubic root of 462868921 is about 773.5457548933.

The spelling of 462868921 in words is "four hundred sixty-two million, eight hundred sixty-eight thousand, nine hundred twenty-one".