462212891 has 16 divisors (see below), whose sum is σ = 541863168. Its totient is φ = 386013600.

The previous prime is 462212887. The next prime is 462212909. The reversal of 462212891 is 198212264.

It is not a de Polignac number, because 462212891 - 2² = 462212887 is a prime.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (462212801) 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 in 15 ways as a sum of consecutive naturals, for example, 137096 + ... + 140426.

It is an arithmetic number, because the mean of its divisors is an integer number (33866448).

Almost surely, 2^462212891 is an apocalyptic number.

462212891 is a deficient number, since it is larger than the sum of its proper divisors (79650277).

462212891 is a wasteful number, since it uses less digits than its factorization.

462212891 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3842.

The product of its digits is 13824, while the sum is 35.

The square root of 462212891 is about 21499.1369826791. The cubic root of 462212891 is about 773.1801300299.

The spelling of 462212891 in words is "four hundred sixty-two million, two hundred twelve thousand, eight hundred ninety-one".